31223530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{461}}^1\times {\mathrm{521}}^1$

素因数の和:1002

約数の個数: 32

約数和(自身を含む): 60773328

約数和(自身を除く): 29549798

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 461, 521, 922, 1042, 2305, 2605, 4610, 5210, 5993, 6773, 11986, 13546, 29965, 33865, 59930, 67730, 240181, 480362, 1200905, 2401810, 3122353, 6244706, 15611765, 31223530]

約数ペア:

[(1, 31223530), (2, 15611765), (5, 6244706), (10, 3122353), (13, 2401810), (26, 1200905), (65, 480362), (130, 240181), (461, 67730), (521, 59930), (922, 33865), (1042, 29965), (2305, 13546), (2605, 11986), (4610, 6773), (5210, 5993)]