129440090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43291}}^1$

素因数の和:43334

約数の個数: 32

約数和(自身を含む): 261830016

約数和(自身を除く): 132389926

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 43291, 86582, 216455, 432910, 562783, 995693, 1125566, 1991386, 2813915, 4978465, 5627830, 9956930, 12944009, 25888018, 64720045, 129440090]

約数ペア:

[(1, 129440090), (2, 64720045), (5, 25888018), (10, 12944009), (13, 9956930), (23, 5627830), (26, 4978465), (46, 2813915), (65, 1991386), (115, 1125566), (130, 995693), (230, 562783), (299, 432910), (598, 216455), (1495, 86582), (2990, 43291)]