80351690

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{193}}^1$

素因数の和:327

約数の個数: 64

約数和(自身を含む): 160911360

約数和(自身を除く): 80559670

約数列:

[1, 2, 5, 10, 17, 31, 34, 62, 79, 85, 155, 158, 170, 193, 310, 386, 395, 527, 790, 965, 1054, 1343, 1930, 2449, 2635, 2686, 3281, 4898, 5270, 5983, 6562, 6715, 11966, 12245, 13430, 15247, 16405, 24490, 29915, 30494, 32810, 41633, 59830, 76235, 83266, 101711, 152470, 203422, 208165, 259199, 416330, 472657, 508555, 518398, 945314, 1017110, 1295995, 2363285, 2591990, 4726570, 8035169, 16070338, 40175845, 80351690]

約数ペア:

[(1, 80351690), (2, 40175845), (5, 16070338), (10, 8035169), (17, 4726570), (31, 2591990), (34, 2363285), (62, 1295995), (79, 1017110), (85, 945314), (155, 518398), (158, 508555), (170, 472657), (193, 416330), (310, 259199), (386, 208165), (395, 203422), (527, 152470), (790, 101711), (965, 83266), (1054, 76235), (1343, 59830), (1930, 41633), (2449, 32810), (2635, 30494), (2686, 29915), (3281, 24490), (4898, 16405), (5270, 15247), (5983, 13430), (6562, 12245), (6715, 11966)]