254163130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{461}}^1\times {\mathrm{4241}}^1$

素因数の和:4722

約数の個数: 32

約数和(自身を含む): 493870608

約数和(自身を除く): 239707478

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 461, 922, 2305, 4241, 4610, 5993, 8482, 11986, 21205, 29965, 42410, 55133, 59930, 110266, 275665, 551330, 1955101, 3910202, 9775505, 19551010, 25416313, 50832626, 127081565, 254163130]

約数ペア:

[(1, 254163130), (2, 127081565), (5, 50832626), (10, 25416313), (13, 19551010), (26, 9775505), (65, 3910202), (130, 1955101), (461, 551330), (922, 275665), (2305, 110266), (4241, 59930), (4610, 55133), (5993, 42410), (8482, 29965), (11986, 21205)]