25720422

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{163}}^1$

素因数の和:222

約数の個数: 96

約数和(自身を含む): 67667712

約数和(自身を除く): 41947290

約数列:

[1, 2, 3, 6, 7, 13, 14, 17, 21, 26, 34, 39, 42, 51, 78, 91, 102, 119, 163, 182, 221, 238, 273, 289, 326, 357, 442, 489, 546, 578, 663, 714, 867, 978, 1141, 1326, 1547, 1734, 2023, 2119, 2282, 2771, 3094, 3423, 3757, 4046, 4238, 4641, 5542, 6069, 6357, 6846, 7514, 8313, 9282, 11271, 12138, 12714, 14833, 16626, 19397, 22542, 26299, 29666, 36023, 38794, 44499, 47107, 52598, 58191, 72046, 78897, 88998, 94214, 108069, 116382, 141321, 157794, 216138, 252161, 282642, 329749, 504322, 612391, 659498, 756483, 989247, 1224782, 1512966, 1837173, 1978494, 3674346, 4286737, 8573474, 12860211, 25720422]

約数ペア:

[(1, 25720422), (2, 12860211), (3, 8573474), (6, 4286737), (7, 3674346), (13, 1978494), (14, 1837173), (17, 1512966), (21, 1224782), (26, 989247), (34, 756483), (39, 659498), (42, 612391), (51, 504322), (78, 329749), (91, 282642), (102, 252161), (119, 216138), (163, 157794), (182, 141321), (221, 116382), (238, 108069), (273, 94214), (289, 88998), (326, 78897), (357, 72046), (442, 58191), (489, 52598), (546, 47107), (578, 44499), (663, 38794), (714, 36023), (867, 29666), (978, 26299), (1141, 22542), (1326, 19397), (1547, 16626), (1734, 14833), (2023, 12714), (2119, 12138), (2282, 11271), (2771, 9282), (3094, 8313), (3423, 7514), (3757, 6846), (4046, 6357), (4238, 6069), (4641, 5542)]