65034880

素因数分解:

$2^7\times 5^1\times {\mathrm{307}}^1\times {\mathrm{331}}^1$

素因数の和:657

約数の個数: 64

約数和(自身を含む): 156451680

約数和(自身を除く): 91416800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 307, 320, 331, 614, 640, 662, 1228, 1324, 1535, 1655, 2456, 2648, 3070, 3310, 4912, 5296, 6140, 6620, 9824, 10592, 12280, 13240, 19648, 21184, 24560, 26480, 39296, 42368, 49120, 52960, 98240, 101617, 105920, 196480, 203234, 211840, 406468, 508085, 812936, 1016170, 1625872, 2032340, 3251744, 4064680, 6503488, 8129360, 13006976, 16258720, 32517440, 65034880]

約数ペア:

[(1, 65034880), (2, 32517440), (4, 16258720), (5, 13006976), (8, 8129360), (10, 6503488), (16, 4064680), (20, 3251744), (32, 2032340), (40, 1625872), (64, 1016170), (80, 812936), (128, 508085), (160, 406468), (307, 211840), (320, 203234), (331, 196480), (614, 105920), (640, 101617), (662, 98240), (1228, 52960), (1324, 49120), (1535, 42368), (1655, 39296), (2456, 26480), (2648, 24560), (3070, 21184), (3310, 19648), (4912, 13240), (5296, 12280), (6140, 10592), (6620, 9824)]