64287080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{11239}}^1$

素因数の和:11274

約数の個数: 64

約数和(自身を含む): 169948800

約数和(自身を除く): 105661720

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 2860, 5720, 11239, 22478, 44956, 56195, 89912, 112390, 123629, 146107, 224780, 247258, 292214, 449560, 494516, 584428, 618145, 730535, 989032, 1168856, 1236290, 1461070, 1607177, 2472580, 2922140, 3214354, 4945160, 5844280, 6428708, 8035885, 12857416, 16071770, 32143540, 64287080]

約数ペア:

[(1, 64287080), (2, 32143540), (4, 16071770), (5, 12857416), (8, 8035885), (10, 6428708), (11, 5844280), (13, 4945160), (20, 3214354), (22, 2922140), (26, 2472580), (40, 1607177), (44, 1461070), (52, 1236290), (55, 1168856), (65, 989032), (88, 730535), (104, 618145), (110, 584428), (130, 494516), (143, 449560), (220, 292214), (260, 247258), (286, 224780), (440, 146107), (520, 123629), (572, 112390), (715, 89912), (1144, 56195), (1430, 44956), (2860, 22478), (5720, 11239)]