66581264

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{251}}^1\times {\mathrm{281}}^1$

素因数の和:599

約数の個数: 40

約数和(自身を含む): 132179040

約数和(自身を除く): 65597776

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 251, 281, 472, 502, 562, 944, 1004, 1124, 2008, 2248, 4016, 4496, 14809, 16579, 29618, 33158, 59236, 66316, 70531, 118472, 132632, 141062, 236944, 265264, 282124, 564248, 1128496, 4161329, 8322658, 16645316, 33290632, 66581264]

約数ペア:

[(1, 66581264), (2, 33290632), (4, 16645316), (8, 8322658), (16, 4161329), (59, 1128496), (118, 564248), (236, 282124), (251, 265264), (281, 236944), (472, 141062), (502, 132632), (562, 118472), (944, 70531), (1004, 66316), (1124, 59236), (2008, 33158), (2248, 29618), (4016, 16579), (4496, 14809)]