61640720

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{6067}}^1$

素因数の和:6207

約数の個数: 40

約数和(自身を含む): 144466944

約数和(自身を除く): 82826224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 2032, 2540, 5080, 6067, 10160, 12134, 24268, 30335, 48536, 60670, 97072, 121340, 242680, 485360, 770509, 1541018, 3082036, 3852545, 6164072, 7705090, 12328144, 15410180, 30820360, 61640720]

約数ペア:

[(1, 61640720), (2, 30820360), (4, 15410180), (5, 12328144), (8, 7705090), (10, 6164072), (16, 3852545), (20, 3082036), (40, 1541018), (80, 770509), (127, 485360), (254, 242680), (508, 121340), (635, 97072), (1016, 60670), (1270, 48536), (2032, 30335), (2540, 24268), (5080, 12134), (6067, 10160)]