136480240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131231}}^1$

素因数の和:131257

約数の個数: 40

約数和(自身を含む): 341728128

約数和(自身を除く): 205247888

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 131231, 262462, 524924, 656155, 1049848, 1312310, 1706003, 2099696, 2624620, 3412006, 5249240, 6824012, 8530015, 10498480, 13648024, 17060030, 27296048, 34120060, 68240120, 136480240]

約数ペア:

[(1, 136480240), (2, 68240120), (4, 34120060), (5, 27296048), (8, 17060030), (10, 13648024), (13, 10498480), (16, 8530015), (20, 6824012), (26, 5249240), (40, 3412006), (52, 2624620), (65, 2099696), (80, 1706003), (104, 1312310), (130, 1049848), (208, 656155), (260, 524924), (520, 262462), (1040, 131231)]