71319430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{433}}^1$

素因数の和:641

約数の個数: 64

約数和(自身を含む): 159239808

約数和(自身を除く): 87920378

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 181, 182, 362, 433, 455, 866, 905, 910, 1267, 1810, 2165, 2353, 2534, 3031, 4330, 4706, 5629, 6062, 6335, 11258, 11765, 12670, 15155, 16471, 23530, 28145, 30310, 32942, 39403, 56290, 78373, 78806, 82355, 156746, 164710, 197015, 391865, 394030, 548611, 783730, 1018849, 1097222, 2037698, 2743055, 5094245, 5486110, 7131943, 10188490, 14263886, 35659715, 71319430]

約数ペア:

[(1, 71319430), (2, 35659715), (5, 14263886), (7, 10188490), (10, 7131943), (13, 5486110), (14, 5094245), (26, 2743055), (35, 2037698), (65, 1097222), (70, 1018849), (91, 783730), (130, 548611), (181, 394030), (182, 391865), (362, 197015), (433, 164710), (455, 156746), (866, 82355), (905, 78806), (910, 78373), (1267, 56290), (1810, 39403), (2165, 32942), (2353, 30310), (2534, 28145), (3031, 23530), (4330, 16471), (4706, 15155), (5629, 12670), (6062, 11765), (6335, 11258)]