81587250

素因数分解:

$2^1\times 3^5\times 5^3\times {\mathrm{17}}^1\times {\mathrm{79}}^1$

素因数の和:128

約数の個数: 192

約数和(自身を含む): 245306880

約数和(自身を除く): 163719630

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 25, 27, 30, 34, 45, 50, 51, 54, 75, 79, 81, 85, 90, 102, 125, 135, 150, 153, 158, 162, 170, 225, 237, 243, 250, 255, 270, 306, 375, 395, 405, 425, 450, 459, 474, 486, 510, 675, 711, 750, 765, 790, 810, 850, 918, 1125, 1185, 1215, 1275, 1343, 1350, 1377, 1422, 1530, 1975, 2025, 2125, 2133, 2250, 2295, 2370, 2430, 2550, 2686, 2754, 3375, 3555, 3825, 3950, 4029, 4050, 4131, 4250, 4266, 4590, 5925, 6075, 6375, 6399, 6715, 6750, 6885, 7110, 7650, 8058, 8262, 9875, 10125, 10665, 11475, 11850, 12087, 12150, 12750, 12798, 13430, 13770, 17775, 19125, 19197, 19750, 20145, 20250, 20655, 21330, 22950, 24174, 29625, 30375, 31995, 33575, 34425, 35550, 36261, 38250, 38394, 40290, 41310, 53325, 57375, 59250, 60435, 60750, 63990, 67150, 68850, 72522, 88875, 95985, 100725, 103275, 106650, 108783, 114750, 120870, 159975, 167875, 172125, 177750, 181305, 191970, 201450, 206550, 217566, 266625, 302175, 319950, 326349, 335750, 344250, 362610, 479925, 503625, 516375, 533250, 543915, 604350, 652698, 799875, 906525, 959850, 1007250, 1032750, 1087830, 1510875, 1599750, 1631745, 1813050, 2399625, 2719575, 3021750, 3263490, 4532625, 4799250, 5439150, 8158725, 9065250, 13597875, 16317450, 27195750, 40793625, 81587250]

約数ペア:

[(1, 81587250), (2, 40793625), (3, 27195750), (5, 16317450), (6, 13597875), (9, 9065250), (10, 8158725), (15, 5439150), (17, 4799250), (18, 4532625), (25, 3263490), (27, 3021750), (30, 2719575), (34, 2399625), (45, 1813050), (50, 1631745), (51, 1599750), (54, 1510875), (75, 1087830), (79, 1032750), (81, 1007250), (85, 959850), (90, 906525), (102, 799875), (125, 652698), (135, 604350), (150, 543915), (153, 533250), (158, 516375), (162, 503625), (170, 479925), (225, 362610), (237, 344250), (243, 335750), (250, 326349), (255, 319950), (270, 302175), (306, 266625), (375, 217566), (395, 206550), (405, 201450), (425, 191970), (450, 181305), (459, 177750), (474, 172125), (486, 167875), (510, 159975), (675, 120870), (711, 114750), (750, 108783), (765, 106650), (790, 103275), (810, 100725), (850, 95985), (918, 88875), (1125, 72522), (1185, 68850), (1215, 67150), (1275, 63990), (1343, 60750), (1350, 60435), (1377, 59250), (1422, 57375), (1530, 53325), (1975, 41310), (2025, 40290), (2125, 38394), (2133, 38250), (2250, 36261), (2295, 35550), (2370, 34425), (2430, 33575), (2550, 31995), (2686, 30375), (2754, 29625), (3375, 24174), (3555, 22950), (3825, 21330), (3950, 20655), (4029, 20250), (4050, 20145), (4131, 19750), (4250, 19197), (4266, 19125), (4590, 17775), (5925, 13770), (6075, 13430), (6375, 12798), (6399, 12750), (6715, 12150), (6750, 12087), (6885, 11850), (7110, 11475), (7650, 10665), (8058, 10125), (8262, 9875)]