65947760

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{48491}}^1$

素因数の和:48521

約数の個数: 40

約数和(自身を含む): 162351216

約数和(自身を除く): 96403456

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 48491, 96982, 193964, 242455, 387928, 484910, 775856, 824347, 969820, 1648694, 1939640, 3297388, 3879280, 4121735, 6594776, 8243470, 13189552, 16486940, 32973880, 65947760]

約数ペア:

[(1, 65947760), (2, 32973880), (4, 16486940), (5, 13189552), (8, 8243470), (10, 6594776), (16, 4121735), (17, 3879280), (20, 3297388), (34, 1939640), (40, 1648694), (68, 969820), (80, 824347), (85, 775856), (136, 484910), (170, 387928), (272, 242455), (340, 193964), (680, 96982), (1360, 48491)]