81225828

素因数分解:

$2^2\times 3^4\times {\mathrm{31}}^1\times {\mathrm{8087}}^1$

素因数の和:8134

約数の個数: 60

約数和(自身を含む): 219217152

約数和(自身を除く): 137991324

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 54, 62, 81, 93, 108, 124, 162, 186, 279, 324, 372, 558, 837, 1116, 1674, 2511, 3348, 5022, 8087, 10044, 16174, 24261, 32348, 48522, 72783, 97044, 145566, 218349, 250697, 291132, 436698, 501394, 655047, 752091, 873396, 1002788, 1310094, 1504182, 2256273, 2620188, 3008364, 4512546, 6768819, 9025092, 13537638, 20306457, 27075276, 40612914, 81225828]

約数ペア:

[(1, 81225828), (2, 40612914), (3, 27075276), (4, 20306457), (6, 13537638), (9, 9025092), (12, 6768819), (18, 4512546), (27, 3008364), (31, 2620188), (36, 2256273), (54, 1504182), (62, 1310094), (81, 1002788), (93, 873396), (108, 752091), (124, 655047), (162, 501394), (186, 436698), (279, 291132), (324, 250697), (372, 218349), (558, 145566), (837, 97044), (1116, 72783), (1674, 48522), (2511, 32348), (3348, 24261), (5022, 16174), (8087, 10044)]