64606400

素因数分解:

$2^6\times 5^2\times {\mathrm{149}}^1\times {\mathrm{271}}^1$

素因数の和:442

約数の個数: 84

約数和(自身を含む): 160629600

約数和(自身を除く): 96023200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 149, 160, 200, 271, 298, 320, 400, 542, 596, 745, 800, 1084, 1192, 1355, 1490, 1600, 2168, 2384, 2710, 2980, 3725, 4336, 4768, 5420, 5960, 6775, 7450, 8672, 9536, 10840, 11920, 13550, 14900, 17344, 21680, 23840, 27100, 29800, 40379, 43360, 47680, 54200, 59600, 80758, 86720, 108400, 119200, 161516, 201895, 216800, 238400, 323032, 403790, 433600, 646064, 807580, 1009475, 1292128, 1615160, 2018950, 2584256, 3230320, 4037900, 6460640, 8075800, 12921280, 16151600, 32303200, 64606400]

約数ペア:

[(1, 64606400), (2, 32303200), (4, 16151600), (5, 12921280), (8, 8075800), (10, 6460640), (16, 4037900), (20, 3230320), (25, 2584256), (32, 2018950), (40, 1615160), (50, 1292128), (64, 1009475), (80, 807580), (100, 646064), (149, 433600), (160, 403790), (200, 323032), (271, 238400), (298, 216800), (320, 201895), (400, 161516), (542, 119200), (596, 108400), (745, 86720), (800, 80758), (1084, 59600), (1192, 54200), (1355, 47680), (1490, 43360), (1600, 40379), (2168, 29800), (2384, 27100), (2710, 23840), (2980, 21680), (3725, 17344), (4336, 14900), (4768, 13550), (5420, 11920), (5960, 10840), (6775, 9536), (7450, 8672)]