61402900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{317}}^1$

素因数の和:493

約数の個数: 72

約数和(自身を含む): 144912600

約数和(自身を除く): 83509700

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 149, 260, 298, 317, 325, 596, 634, 650, 745, 1268, 1300, 1490, 1585, 1937, 2980, 3170, 3725, 3874, 4121, 6340, 7450, 7748, 7925, 8242, 9685, 14900, 15850, 16484, 19370, 20605, 31700, 38740, 41210, 47233, 48425, 82420, 94466, 96850, 103025, 188932, 193700, 206050, 236165, 412100, 472330, 614029, 944660, 1180825, 1228058, 2361650, 2456116, 3070145, 4723300, 6140290, 12280580, 15350725, 30701450, 61402900]

約数ペア:

[(1, 61402900), (2, 30701450), (4, 15350725), (5, 12280580), (10, 6140290), (13, 4723300), (20, 3070145), (25, 2456116), (26, 2361650), (50, 1228058), (52, 1180825), (65, 944660), (100, 614029), (130, 472330), (149, 412100), (260, 236165), (298, 206050), (317, 193700), (325, 188932), (596, 103025), (634, 96850), (650, 94466), (745, 82420), (1268, 48425), (1300, 47233), (1490, 41210), (1585, 38740), (1937, 31700), (2980, 20605), (3170, 19370), (3725, 16484), (3874, 15850), (4121, 14900), (6340, 9685), (7450, 8242), (7748, 7925)]