71474390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{1523}}^1$

素因数の和:1581

約数の個数: 48

約数和(自身を含む): 146322288

約数和(自身を除く): 74847898

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 361, 494, 722, 1235, 1523, 1805, 2470, 3046, 3610, 4693, 7615, 9386, 15230, 19799, 23465, 28937, 39598, 46930, 57874, 98995, 144685, 197990, 289370, 376181, 549803, 752362, 1099606, 1880905, 2749015, 3761810, 5498030, 7147439, 14294878, 35737195, 71474390]

約数ペア:

[(1, 71474390), (2, 35737195), (5, 14294878), (10, 7147439), (13, 5498030), (19, 3761810), (26, 2749015), (38, 1880905), (65, 1099606), (95, 752362), (130, 549803), (190, 376181), (247, 289370), (361, 197990), (494, 144685), (722, 98995), (1235, 57874), (1523, 46930), (1805, 39598), (2470, 28937), (3046, 23465), (3610, 19799), (4693, 15230), (7615, 9386)]