31658080

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1$

素因数の和:248

約数の個数: 96

約数和(自身を含む): 80668224

約数和(自身を除く): 49010144

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 103, 113, 136, 160, 170, 206, 226, 272, 340, 412, 452, 515, 544, 565, 680, 824, 904, 1030, 1130, 1360, 1648, 1751, 1808, 1921, 2060, 2260, 2720, 3296, 3502, 3616, 3842, 4120, 4520, 7004, 7684, 8240, 8755, 9040, 9605, 11639, 14008, 15368, 16480, 17510, 18080, 19210, 23278, 28016, 30736, 35020, 38420, 46556, 56032, 58195, 61472, 70040, 76840, 93112, 116390, 140080, 153680, 186224, 197863, 232780, 280160, 307360, 372448, 395726, 465560, 791452, 931120, 989315, 1582904, 1862240, 1978630, 3165808, 3957260, 6331616, 7914520, 15829040, 31658080]

約数ペア:

[(1, 31658080), (2, 15829040), (4, 7914520), (5, 6331616), (8, 3957260), (10, 3165808), (16, 1978630), (17, 1862240), (20, 1582904), (32, 989315), (34, 931120), (40, 791452), (68, 465560), (80, 395726), (85, 372448), (103, 307360), (113, 280160), (136, 232780), (160, 197863), (170, 186224), (206, 153680), (226, 140080), (272, 116390), (340, 93112), (412, 76840), (452, 70040), (515, 61472), (544, 58195), (565, 56032), (680, 46556), (824, 38420), (904, 35020), (1030, 30736), (1130, 28016), (1360, 23278), (1648, 19210), (1751, 18080), (1808, 17510), (1921, 16480), (2060, 15368), (2260, 14008), (2720, 11639), (3296, 9605), (3502, 9040), (3616, 8755), (3842, 8240), (4120, 7684), (4520, 7004)]