64499120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{773}}^1$

素因数の和:942

約数の個数: 80

約数和(自身を含む): 172756800

約数和(自身を除く): 108257680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 149, 280, 298, 560, 596, 745, 773, 1043, 1192, 1490, 1546, 2086, 2384, 2980, 3092, 3865, 4172, 5215, 5411, 5960, 6184, 7730, 8344, 10430, 10822, 11920, 12368, 15460, 16688, 20860, 21644, 27055, 30920, 41720, 43288, 54110, 61840, 83440, 86576, 108220, 115177, 216440, 230354, 432880, 460708, 575885, 806239, 921416, 1151770, 1612478, 1842832, 2303540, 3224956, 4031195, 4607080, 6449912, 8062390, 9214160, 12899824, 16124780, 32249560, 64499120]

約数ペア:

[(1, 64499120), (2, 32249560), (4, 16124780), (5, 12899824), (7, 9214160), (8, 8062390), (10, 6449912), (14, 4607080), (16, 4031195), (20, 3224956), (28, 2303540), (35, 1842832), (40, 1612478), (56, 1151770), (70, 921416), (80, 806239), (112, 575885), (140, 460708), (149, 432880), (280, 230354), (298, 216440), (560, 115177), (596, 108220), (745, 86576), (773, 83440), (1043, 61840), (1192, 54110), (1490, 43288), (1546, 41720), (2086, 30920), (2384, 27055), (2980, 21644), (3092, 20860), (3865, 16688), (4172, 15460), (5215, 12368), (5411, 11920), (5960, 10822), (6184, 10430), (7730, 8344)]