122121250

素因数分解:

$2^1\times 5^4\times {\mathrm{151}}^1\times {\mathrm{647}}^1$

素因数の和:820

約数の個数: 40

約数和(自身を含む): 230776128

約数和(自身を除く): 108654878

約数列:

[1, 2, 5, 10, 25, 50, 125, 151, 250, 302, 625, 647, 755, 1250, 1294, 1510, 3235, 3775, 6470, 7550, 16175, 18875, 32350, 37750, 80875, 94375, 97697, 161750, 188750, 195394, 404375, 488485, 808750, 976970, 2442425, 4884850, 12212125, 24424250, 61060625, 122121250]

約数ペア:

[(1, 122121250), (2, 61060625), (5, 24424250), (10, 12212125), (25, 4884850), (50, 2442425), (125, 976970), (151, 808750), (250, 488485), (302, 404375), (625, 195394), (647, 188750), (755, 161750), (1250, 97697), (1294, 94375), (1510, 80875), (3235, 37750), (3775, 32350), (6470, 18875), (7550, 16175)]