131281650

素因数分解:

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

素因数の和:297

約数の個数: 108

約数和(自身を含む): 376330266

約数和(自身を除く): 245048616

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 25, 30, 34, 45, 50, 51, 75, 85, 90, 102, 131, 150, 153, 170, 225, 255, 262, 306, 393, 425, 450, 510, 655, 765, 786, 850, 1179, 1275, 1310, 1530, 1965, 2227, 2358, 2550, 3275, 3825, 3930, 4454, 5895, 6550, 6681, 7650, 9825, 11135, 11790, 13362, 17161, 19650, 20043, 22270, 29475, 33405, 34322, 40086, 51483, 55675, 58950, 66810, 85805, 100215, 102966, 111350, 154449, 167025, 171610, 200430, 257415, 291737, 308898, 334050, 429025, 501075, 514830, 583474, 772245, 858050, 875211, 1002150, 1287075, 1458685, 1544490, 1750422, 2574150, 2625633, 2917370, 3861225, 4376055, 5251266, 7293425, 7722450, 8752110, 13128165, 14586850, 21880275, 26256330, 43760550, 65640825, 131281650]

約数ペア:

[(1, 131281650), (2, 65640825), (3, 43760550), (5, 26256330), (6, 21880275), (9, 14586850), (10, 13128165), (15, 8752110), (17, 7722450), (18, 7293425), (25, 5251266), (30, 4376055), (34, 3861225), (45, 2917370), (50, 2625633), (51, 2574150), (75, 1750422), (85, 1544490), (90, 1458685), (102, 1287075), (131, 1002150), (150, 875211), (153, 858050), (170, 772245), (225, 583474), (255, 514830), (262, 501075), (306, 429025), (393, 334050), (425, 308898), (450, 291737), (510, 257415), (655, 200430), (765, 171610), (786, 167025), (850, 154449), (1179, 111350), (1275, 102966), (1310, 100215), (1530, 85805), (1965, 66810), (2227, 58950), (2358, 55675), (2550, 51483), (3275, 40086), (3825, 34322), (3930, 33405), (4454, 29475), (5895, 22270), (6550, 20043), (6681, 19650), (7650, 17161), (9825, 13362), (11135, 11790)]