1288698518015

素因数分解:

$5^1\times {\mathrm{181}}^1\times {\mathrm{401}}^1\times {\mathrm{1609}}^1\times {\mathrm{2207}}^1$

素因数の和:4403

約数の個数: 32

約数和(自身を含む): 1560535441920

約数和(自身を除く): 271836923905

約数列:

[1, 5, 181, 401, 905, 1609, 2005, 2207, 8045, 11035, 72581, 291229, 362905, 399467, 645209, 885007, 1456145, 1997335, 3226045, 3551063, 4425035, 17755315, 116782829, 160186267, 583914145, 642742403, 800931335, 1423976263, 3213712015, 7119881315, 257739703603, 1288698518015]

約数ペア:

[(1, 1288698518015), (5, 257739703603), (181, 7119881315), (401, 3213712015), (905, 1423976263), (1609, 800931335), (2005, 642742403), (2207, 583914145), (8045, 160186267), (11035, 116782829), (72581, 17755315), (291229, 4425035), (362905, 3551063), (399467, 3226045), (645209, 1997335), (885007, 1456145)]