42695120

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{673}}^1$

素因数の和:760

約数の個数: 80

約数和(自身を含む): 108815952

約数和(自身を除く): 66120832

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 61, 65, 80, 104, 122, 130, 208, 244, 260, 305, 488, 520, 610, 673, 793, 976, 1040, 1220, 1346, 1586, 2440, 2692, 3172, 3365, 3965, 4880, 5384, 6344, 6730, 7930, 8749, 10768, 12688, 13460, 15860, 17498, 26920, 31720, 34996, 41053, 43745, 53840, 63440, 69992, 82106, 87490, 139984, 164212, 174980, 205265, 328424, 349960, 410530, 533689, 656848, 699920, 821060, 1067378, 1642120, 2134756, 2668445, 3284240, 4269512, 5336890, 8539024, 10673780, 21347560, 42695120]

約数ペア:

[(1, 42695120), (2, 21347560), (4, 10673780), (5, 8539024), (8, 5336890), (10, 4269512), (13, 3284240), (16, 2668445), (20, 2134756), (26, 1642120), (40, 1067378), (52, 821060), (61, 699920), (65, 656848), (80, 533689), (104, 410530), (122, 349960), (130, 328424), (208, 205265), (244, 174980), (260, 164212), (305, 139984), (488, 87490), (520, 82106), (610, 69992), (673, 63440), (793, 53840), (976, 43745), (1040, 41053), (1220, 34996), (1346, 31720), (1586, 26920), (2440, 17498), (2692, 15860), (3172, 13460), (3365, 12688), (3965, 10768), (4880, 8749), (5384, 7930), (6344, 6730)]