156914563700

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{461921}}^1$

素因数の和:462057

約数の個数: 72

約数和(自身を含む): 352834500480

約数和(自身を除く): 195919936780

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 79, 86, 100, 158, 172, 215, 316, 395, 430, 790, 860, 1075, 1580, 1975, 2150, 3397, 3950, 4300, 6794, 7900, 13588, 16985, 33970, 67940, 84925, 169850, 339700, 461921, 923842, 1847684, 2309605, 4619210, 9238420, 11548025, 19862603, 23096050, 36491759, 39725206, 46192100, 72983518, 79450412, 99313015, 145967036, 182458795, 198626030, 364917590, 397252060, 496565075, 729835180, 912293975, 993130150, 1569145637, 1824587950, 1986260300, 3138291274, 3649175900, 6276582548, 7845728185, 15691456370, 31382912740, 39228640925, 78457281850, 156914563700]

約数ペア:

[(1, 156914563700), (2, 78457281850), (4, 39228640925), (5, 31382912740), (10, 15691456370), (20, 7845728185), (25, 6276582548), (43, 3649175900), (50, 3138291274), (79, 1986260300), (86, 1824587950), (100, 1569145637), (158, 993130150), (172, 912293975), (215, 729835180), (316, 496565075), (395, 397252060), (430, 364917590), (790, 198626030), (860, 182458795), (1075, 145967036), (1580, 99313015), (1975, 79450412), (2150, 72983518), (3397, 46192100), (3950, 39725206), (4300, 36491759), (6794, 23096050), (7900, 19862603), (13588, 11548025), (16985, 9238420), (33970, 4619210), (67940, 2309605), (84925, 1847684), (169850, 923842), (339700, 461921)]