80980890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{40289}}^1$

素因数の和:40366

約数の個数: 32

約数和(自身を含む): 197259840

約数和(自身を除く): 116278950

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 67, 134, 201, 335, 402, 670, 1005, 2010, 40289, 80578, 120867, 201445, 241734, 402890, 604335, 1208670, 2699363, 5398726, 8098089, 13496815, 16196178, 26993630, 40490445, 80980890]

約数ペア:

[(1, 80980890), (2, 40490445), (3, 26993630), (5, 16196178), (6, 13496815), (10, 8098089), (15, 5398726), (30, 2699363), (67, 1208670), (134, 604335), (201, 402890), (335, 241734), (402, 201445), (670, 120867), (1005, 80578), (2010, 40289)]