258888750

素因数分解:

$2^1\times 3^1\times 5^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:204

約数の個数: 160

約数和(自身を含む): 712571904

約数和(自身を除く): 453683154

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 25, 30, 31, 34, 50, 51, 62, 75, 85, 93, 102, 125, 131, 150, 155, 170, 186, 250, 255, 262, 310, 375, 393, 425, 465, 510, 527, 625, 655, 750, 775, 786, 850, 930, 1054, 1250, 1275, 1310, 1550, 1581, 1875, 1965, 2125, 2227, 2325, 2550, 2635, 3162, 3275, 3750, 3875, 3930, 4061, 4250, 4454, 4650, 5270, 6375, 6550, 6681, 7750, 7905, 8122, 9825, 10625, 11135, 11625, 12183, 12750, 13175, 13362, 15810, 16375, 19375, 19650, 20305, 21250, 22270, 23250, 24366, 26350, 31875, 32750, 33405, 38750, 39525, 40610, 49125, 55675, 58125, 60915, 63750, 65875, 66810, 69037, 79050, 81875, 98250, 101525, 111350, 116250, 121830, 131750, 138074, 163750, 167025, 197625, 203050, 207111, 245625, 278375, 304575, 329375, 334050, 345185, 395250, 414222, 491250, 507625, 556750, 609150, 658750, 690370, 835125, 988125, 1015250, 1035555, 1391875, 1522875, 1670250, 1725925, 1976250, 2071110, 2538125, 2783750, 3045750, 3451850, 4175625, 5076250, 5177775, 7614375, 8351250, 8629625, 10355550, 15228750, 17259250, 25888875, 43148125, 51777750, 86296250, 129444375, 258888750]

約数ペア:

[(1, 258888750), (2, 129444375), (3, 86296250), (5, 51777750), (6, 43148125), (10, 25888875), (15, 17259250), (17, 15228750), (25, 10355550), (30, 8629625), (31, 8351250), (34, 7614375), (50, 5177775), (51, 5076250), (62, 4175625), (75, 3451850), (85, 3045750), (93, 2783750), (102, 2538125), (125, 2071110), (131, 1976250), (150, 1725925), (155, 1670250), (170, 1522875), (186, 1391875), (250, 1035555), (255, 1015250), (262, 988125), (310, 835125), (375, 690370), (393, 658750), (425, 609150), (465, 556750), (510, 507625), (527, 491250), (625, 414222), (655, 395250), (750, 345185), (775, 334050), (786, 329375), (850, 304575), (930, 278375), (1054, 245625), (1250, 207111), (1275, 203050), (1310, 197625), (1550, 167025), (1581, 163750), (1875, 138074), (1965, 131750), (2125, 121830), (2227, 116250), (2325, 111350), (2550, 101525), (2635, 98250), (3162, 81875), (3275, 79050), (3750, 69037), (3875, 66810), (3930, 65875), (4061, 63750), (4250, 60915), (4454, 58125), (4650, 55675), (5270, 49125), (6375, 40610), (6550, 39525), (6681, 38750), (7750, 33405), (7905, 32750), (8122, 31875), (9825, 26350), (10625, 24366), (11135, 23250), (11625, 22270), (12183, 21250), (12750, 20305), (13175, 19650), (13362, 19375), (15810, 16375)]