28403050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1181}}^1$

素因数の和:1243

約数の個数: 48

約数和(自身を含む): 58480632

約数和(自身を除く): 30077582

約数列:

[1, 2, 5, 10, 13, 25, 26, 37, 50, 65, 74, 130, 185, 325, 370, 481, 650, 925, 962, 1181, 1850, 2362, 2405, 4810, 5905, 11810, 12025, 15353, 24050, 29525, 30706, 43697, 59050, 76765, 87394, 153530, 218485, 383825, 436970, 568061, 767650, 1092425, 1136122, 2184850, 2840305, 5680610, 14201525, 28403050]

約数ペア:

[(1, 28403050), (2, 14201525), (5, 5680610), (10, 2840305), (13, 2184850), (25, 1136122), (26, 1092425), (37, 767650), (50, 568061), (65, 436970), (74, 383825), (130, 218485), (185, 153530), (325, 87394), (370, 76765), (481, 59050), (650, 43697), (925, 30706), (962, 29525), (1181, 24050), (1850, 15353), (2362, 12025), (2405, 11810), (4810, 5905)]