65189360

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{499}}^1$

素因数の和:606

約数の個数: 80

約数和(自身を含む): 160704000

約数和(自身を除く): 95514640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 71, 80, 92, 115, 142, 184, 230, 284, 355, 368, 460, 499, 568, 710, 920, 998, 1136, 1420, 1633, 1840, 1996, 2495, 2840, 3266, 3992, 4990, 5680, 6532, 7984, 8165, 9980, 11477, 13064, 16330, 19960, 22954, 26128, 32660, 35429, 39920, 45908, 57385, 65320, 70858, 91816, 114770, 130640, 141716, 177145, 183632, 229540, 283432, 354290, 459080, 566864, 708580, 814867, 918160, 1417160, 1629734, 2834320, 3259468, 4074335, 6518936, 8148670, 13037872, 16297340, 32594680, 65189360]

約数ペア:

[(1, 65189360), (2, 32594680), (4, 16297340), (5, 13037872), (8, 8148670), (10, 6518936), (16, 4074335), (20, 3259468), (23, 2834320), (40, 1629734), (46, 1417160), (71, 918160), (80, 814867), (92, 708580), (115, 566864), (142, 459080), (184, 354290), (230, 283432), (284, 229540), (355, 183632), (368, 177145), (460, 141716), (499, 130640), (568, 114770), (710, 91816), (920, 70858), (998, 65320), (1136, 57385), (1420, 45908), (1633, 39920), (1840, 35429), (1996, 32660), (2495, 26128), (2840, 22954), (3266, 19960), (3992, 16330), (4990, 13064), (5680, 11477), (6532, 9980), (7984, 8165)]