38618320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{523}}^1$

素因数の和:620

約数の個数: 80

約数和(自身を含む): 98243712

約数和(自身を除く): 59625392

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 71, 80, 104, 130, 142, 208, 260, 284, 355, 520, 523, 568, 710, 923, 1040, 1046, 1136, 1420, 1846, 2092, 2615, 2840, 3692, 4184, 4615, 5230, 5680, 6799, 7384, 8368, 9230, 10460, 13598, 14768, 18460, 20920, 27196, 33995, 36920, 37133, 41840, 54392, 67990, 73840, 74266, 108784, 135980, 148532, 185665, 271960, 297064, 371330, 482729, 543920, 594128, 742660, 965458, 1485320, 1930916, 2413645, 2970640, 3861832, 4827290, 7723664, 9654580, 19309160, 38618320]

約数ペア:

[(1, 38618320), (2, 19309160), (4, 9654580), (5, 7723664), (8, 4827290), (10, 3861832), (13, 2970640), (16, 2413645), (20, 1930916), (26, 1485320), (40, 965458), (52, 742660), (65, 594128), (71, 543920), (80, 482729), (104, 371330), (130, 297064), (142, 271960), (208, 185665), (260, 148532), (284, 135980), (355, 108784), (520, 74266), (523, 73840), (568, 67990), (710, 54392), (923, 41840), (1040, 37133), (1046, 36920), (1136, 33995), (1420, 27196), (1846, 20920), (2092, 18460), (2615, 14768), (2840, 13598), (3692, 10460), (4184, 9230), (4615, 8368), (5230, 7384), (5680, 6799)]