89902280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{2083}}^1$

素因数の和:2190

約数の個数: 64

約数和(自身を含む): 220570560

約数和(自身を除く): 130668280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 83, 104, 130, 166, 260, 332, 415, 520, 664, 830, 1079, 1660, 2083, 2158, 3320, 4166, 4316, 5395, 8332, 8632, 10415, 10790, 16664, 20830, 21580, 27079, 41660, 43160, 54158, 83320, 108316, 135395, 172889, 216632, 270790, 345778, 541580, 691556, 864445, 1083160, 1383112, 1728890, 2247557, 3457780, 4495114, 6915560, 8990228, 11237785, 17980456, 22475570, 44951140, 89902280]

約数ペア:

[(1, 89902280), (2, 44951140), (4, 22475570), (5, 17980456), (8, 11237785), (10, 8990228), (13, 6915560), (20, 4495114), (26, 3457780), (40, 2247557), (52, 1728890), (65, 1383112), (83, 1083160), (104, 864445), (130, 691556), (166, 541580), (260, 345778), (332, 270790), (415, 216632), (520, 172889), (664, 135395), (830, 108316), (1079, 83320), (1660, 54158), (2083, 43160), (2158, 41660), (3320, 27079), (4166, 21580), (4316, 20830), (5395, 16664), (8332, 10790), (8632, 10415)]