31033750

素因数分解:

$2^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:131

約数の個数: 80

約数和(自身を含む): 66241296

約数和(自身を除く): 35207546

約数列:

[1, 2, 5, 10, 11, 22, 25, 37, 50, 55, 61, 74, 110, 122, 125, 185, 250, 275, 305, 370, 407, 550, 610, 625, 671, 814, 925, 1250, 1342, 1375, 1525, 1850, 2035, 2257, 2750, 3050, 3355, 4070, 4514, 4625, 6710, 6875, 7625, 9250, 10175, 11285, 13750, 15250, 16775, 20350, 22570, 23125, 24827, 33550, 38125, 46250, 49654, 50875, 56425, 76250, 83875, 101750, 112850, 124135, 167750, 248270, 254375, 282125, 419375, 508750, 564250, 620675, 838750, 1241350, 1410625, 2821250, 3103375, 6206750, 15516875, 31033750]

約数ペア:

[(1, 31033750), (2, 15516875), (5, 6206750), (10, 3103375), (11, 2821250), (22, 1410625), (25, 1241350), (37, 838750), (50, 620675), (55, 564250), (61, 508750), (74, 419375), (110, 282125), (122, 254375), (125, 248270), (185, 167750), (250, 124135), (275, 112850), (305, 101750), (370, 83875), (407, 76250), (550, 56425), (610, 50875), (625, 49654), (671, 46250), (814, 38125), (925, 33550), (1250, 24827), (1342, 23125), (1375, 22570), (1525, 20350), (1850, 16775), (2035, 15250), (2257, 13750), (2750, 11285), (3050, 10175), (3355, 9250), (4070, 7625), (4514, 6875), (4625, 6710)]