13688480

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6581}}^1$

素因数の和:6609

約数の個数: 48

約数和(自身を含む): 34831944

約数和(自身を除く): 21143464

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 6581, 13162, 26324, 32905, 52648, 65810, 85553, 105296, 131620, 171106, 210592, 263240, 342212, 427765, 526480, 684424, 855530, 1052960, 1368848, 1711060, 2737696, 3422120, 6844240, 13688480]

約数ペア:

[(1, 13688480), (2, 6844240), (4, 3422120), (5, 2737696), (8, 1711060), (10, 1368848), (13, 1052960), (16, 855530), (20, 684424), (26, 526480), (32, 427765), (40, 342212), (52, 263240), (65, 210592), (80, 171106), (104, 131620), (130, 105296), (160, 85553), (208, 65810), (260, 52648), (416, 32905), (520, 26324), (1040, 13162), (2080, 6581)]