72065380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{2683}}^1$

素因数の和:2788

約数の個数: 48

約数和(自身を含む): 162328320

約数和(自身を除く): 90262940

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 79, 85, 158, 170, 316, 340, 395, 790, 1343, 1580, 2683, 2686, 5366, 5372, 6715, 10732, 13415, 13430, 26830, 26860, 45611, 53660, 91222, 182444, 211957, 228055, 423914, 456110, 847828, 912220, 1059785, 2119570, 3603269, 4239140, 7206538, 14413076, 18016345, 36032690, 72065380]

約数ペア:

[(1, 72065380), (2, 36032690), (4, 18016345), (5, 14413076), (10, 7206538), (17, 4239140), (20, 3603269), (34, 2119570), (68, 1059785), (79, 912220), (85, 847828), (158, 456110), (170, 423914), (316, 228055), (340, 211957), (395, 182444), (790, 91222), (1343, 53660), (1580, 45611), (2683, 26860), (2686, 26830), (5366, 13430), (5372, 13415), (6715, 10732)]