65054720

素因数分解:

$2^{11}\times 5^1\times {\mathrm{6353}}^1$

素因数の和:6380

約数の個数: 48

約数和(自身を含む): 156117780

約数和(自身を除く): 91063060

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 5120, 6353, 10240, 12706, 25412, 31765, 50824, 63530, 101648, 127060, 203296, 254120, 406592, 508240, 813184, 1016480, 1626368, 2032960, 3252736, 4065920, 6505472, 8131840, 13010944, 16263680, 32527360, 65054720]

約数ペア:

[(1, 65054720), (2, 32527360), (4, 16263680), (5, 13010944), (8, 8131840), (10, 6505472), (16, 4065920), (20, 3252736), (32, 2032960), (40, 1626368), (64, 1016480), (80, 813184), (128, 508240), (160, 406592), (256, 254120), (320, 203296), (512, 127060), (640, 101648), (1024, 63530), (1280, 50824), (2048, 31765), (2560, 25412), (5120, 12706), (6353, 10240)]