76857560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2423}}^1$

素因数の和:2508

約数の個数: 64

約数和(自身を含む): 189362880

約数和(自身を除く): 112505320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 61, 65, 104, 122, 130, 244, 260, 305, 488, 520, 610, 793, 1220, 1586, 2423, 2440, 3172, 3965, 4846, 6344, 7930, 9692, 12115, 15860, 19384, 24230, 31499, 31720, 48460, 62998, 96920, 125996, 147803, 157495, 251992, 295606, 314990, 591212, 629980, 739015, 1182424, 1259960, 1478030, 1921439, 2956060, 3842878, 5912120, 7685756, 9607195, 15371512, 19214390, 38428780, 76857560]

約数ペア:

[(1, 76857560), (2, 38428780), (4, 19214390), (5, 15371512), (8, 9607195), (10, 7685756), (13, 5912120), (20, 3842878), (26, 2956060), (40, 1921439), (52, 1478030), (61, 1259960), (65, 1182424), (104, 739015), (122, 629980), (130, 591212), (244, 314990), (260, 295606), (305, 251992), (488, 157495), (520, 147803), (610, 125996), (793, 96920), (1220, 62998), (1586, 48460), (2423, 31720), (2440, 31499), (3172, 24230), (3965, 19384), (4846, 15860), (6344, 12115), (7930, 9692)]