80778830

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{10343}}^1$

素因数の和:10432

約数の個数: 32

約数和(自身を含む): 160869888

約数和(自身を除く): 80091058

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 110, 142, 355, 710, 781, 1562, 3905, 7810, 10343, 20686, 51715, 103430, 113773, 227546, 568865, 734353, 1137730, 1468706, 3671765, 7343530, 8077883, 16155766, 40389415, 80778830]

約数ペア:

[(1, 80778830), (2, 40389415), (5, 16155766), (10, 8077883), (11, 7343530), (22, 3671765), (55, 1468706), (71, 1137730), (110, 734353), (142, 568865), (355, 227546), (710, 113773), (781, 103430), (1562, 51715), (3905, 20686), (7810, 10343)]