80285560

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{3191}}^1$

素因数の和:3256

約数の個数: 64

約数和(自身を含む): 196499520

約数和(自身を除く): 116213960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 37, 40, 68, 74, 85, 136, 148, 170, 185, 296, 340, 370, 629, 680, 740, 1258, 1480, 2516, 3145, 3191, 5032, 6290, 6382, 12580, 12764, 15955, 25160, 25528, 31910, 54247, 63820, 108494, 118067, 127640, 216988, 236134, 271235, 433976, 472268, 542470, 590335, 944536, 1084940, 1180670, 2007139, 2169880, 2361340, 4014278, 4722680, 8028556, 10035695, 16057112, 20071390, 40142780, 80285560]

約数ペア:

[(1, 80285560), (2, 40142780), (4, 20071390), (5, 16057112), (8, 10035695), (10, 8028556), (17, 4722680), (20, 4014278), (34, 2361340), (37, 2169880), (40, 2007139), (68, 1180670), (74, 1084940), (85, 944536), (136, 590335), (148, 542470), (170, 472268), (185, 433976), (296, 271235), (340, 236134), (370, 216988), (629, 127640), (680, 118067), (740, 108494), (1258, 63820), (1480, 54247), (2516, 31910), (3145, 25528), (3191, 25160), (5032, 15955), (6290, 12764), (6382, 12580)]