80387710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{21323}}^1$

素因数の和:21372

約数の個数: 32

約数和(自身を含む): 161209440

約数和(自身を除く): 80821730

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 1885, 3770, 21323, 42646, 106615, 213230, 277199, 554398, 618367, 1236734, 1385995, 2771990, 3091835, 6183670, 8038771, 16077542, 40193855, 80387710]

約数ペア:

[(1, 80387710), (2, 40193855), (5, 16077542), (10, 8038771), (13, 6183670), (26, 3091835), (29, 2771990), (58, 1385995), (65, 1236734), (130, 618367), (145, 554398), (290, 277199), (377, 213230), (754, 106615), (1885, 42646), (3770, 21323)]