25548640

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:272

約数の個数: 96

約数和(自身を含む): 66298176

約数和(自身を除く): 40749536

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 71, 80, 104, 130, 142, 160, 173, 208, 260, 284, 346, 355, 416, 520, 568, 692, 710, 865, 923, 1040, 1136, 1384, 1420, 1730, 1846, 2080, 2249, 2272, 2768, 2840, 3460, 3692, 4498, 4615, 5536, 5680, 6920, 7384, 8996, 9230, 11245, 11360, 12283, 13840, 14768, 17992, 18460, 22490, 24566, 27680, 29536, 35984, 36920, 44980, 49132, 61415, 71968, 73840, 89960, 98264, 122830, 147680, 159679, 179920, 196528, 245660, 319358, 359840, 393056, 491320, 638716, 798395, 982640, 1277432, 1596790, 1965280, 2554864, 3193580, 5109728, 6387160, 12774320, 25548640]

約数ペア:

[(1, 25548640), (2, 12774320), (4, 6387160), (5, 5109728), (8, 3193580), (10, 2554864), (13, 1965280), (16, 1596790), (20, 1277432), (26, 982640), (32, 798395), (40, 638716), (52, 491320), (65, 393056), (71, 359840), (80, 319358), (104, 245660), (130, 196528), (142, 179920), (160, 159679), (173, 147680), (208, 122830), (260, 98264), (284, 89960), (346, 73840), (355, 71968), (416, 61415), (520, 49132), (568, 44980), (692, 36920), (710, 35984), (865, 29536), (923, 27680), (1040, 24566), (1136, 22490), (1384, 18460), (1420, 17992), (1730, 14768), (1846, 13840), (2080, 12283), (2249, 11360), (2272, 11245), (2768, 9230), (2840, 8996), (3460, 7384), (3692, 6920), (4498, 5680), (4615, 5536)]