28013050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{607}}^1$

素因数の和:703

約数の個数: 48

約数和(自身を含む): 56996352

約数和(自身を除く): 28983302

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 71, 130, 142, 325, 355, 607, 650, 710, 923, 1214, 1775, 1846, 3035, 3550, 4615, 6070, 7891, 9230, 15175, 15782, 23075, 30350, 39455, 43097, 46150, 78910, 86194, 197275, 215485, 394550, 430970, 560261, 1077425, 1120522, 2154850, 2801305, 5602610, 14006525, 28013050]

約数ペア:

[(1, 28013050), (2, 14006525), (5, 5602610), (10, 2801305), (13, 2154850), (25, 1120522), (26, 1077425), (50, 560261), (65, 430970), (71, 394550), (130, 215485), (142, 197275), (325, 86194), (355, 78910), (607, 46150), (650, 43097), (710, 39455), (923, 30350), (1214, 23075), (1775, 15782), (1846, 15175), (3035, 9230), (3550, 7891), (4615, 6070)]