79150100

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{233}}^1$

素因数の和:369

約数の個数: 72

約数和(自身を含む): 178738560

約数和(自身を除く): 99588460

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 79, 86, 100, 158, 172, 215, 233, 316, 395, 430, 466, 790, 860, 932, 1075, 1165, 1580, 1975, 2150, 2330, 3397, 3950, 4300, 4660, 5825, 6794, 7900, 10019, 11650, 13588, 16985, 18407, 20038, 23300, 33970, 36814, 40076, 50095, 67940, 73628, 84925, 92035, 100190, 169850, 184070, 200380, 250475, 339700, 368140, 460175, 500950, 791501, 920350, 1001900, 1583002, 1840700, 3166004, 3957505, 7915010, 15830020, 19787525, 39575050, 79150100]

約数ペア:

[(1, 79150100), (2, 39575050), (4, 19787525), (5, 15830020), (10, 7915010), (20, 3957505), (25, 3166004), (43, 1840700), (50, 1583002), (79, 1001900), (86, 920350), (100, 791501), (158, 500950), (172, 460175), (215, 368140), (233, 339700), (316, 250475), (395, 200380), (430, 184070), (466, 169850), (790, 100190), (860, 92035), (932, 84925), (1075, 73628), (1165, 67940), (1580, 50095), (1975, 40076), (2150, 36814), (2330, 33970), (3397, 23300), (3950, 20038), (4300, 18407), (4660, 16985), (5825, 13588), (6794, 11650), (7900, 10019)]