61958120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2801}}^1$

素因数の和:2898

約数の個数: 64

約数和(自身を含む): 161395200

約数和(自身を除く): 99437080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 79, 140, 158, 280, 316, 395, 553, 632, 790, 1106, 1580, 2212, 2765, 2801, 3160, 4424, 5530, 5602, 11060, 11204, 14005, 19607, 22120, 22408, 28010, 39214, 56020, 78428, 98035, 112040, 156856, 196070, 221279, 392140, 442558, 784280, 885116, 1106395, 1548953, 1770232, 2212790, 3097906, 4425580, 6195812, 7744765, 8851160, 12391624, 15489530, 30979060, 61958120]

約数ペア:

[(1, 61958120), (2, 30979060), (4, 15489530), (5, 12391624), (7, 8851160), (8, 7744765), (10, 6195812), (14, 4425580), (20, 3097906), (28, 2212790), (35, 1770232), (40, 1548953), (56, 1106395), (70, 885116), (79, 784280), (140, 442558), (158, 392140), (280, 221279), (316, 196070), (395, 156856), (553, 112040), (632, 98035), (790, 78428), (1106, 56020), (1580, 39214), (2212, 28010), (2765, 22408), (2801, 22120), (3160, 19607), (4424, 14005), (5530, 11204), (5602, 11060)]