131494528

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1531}}^1$

素因数の和:1617

約数の個数: 64

約数和(自身を含む): 290651040

約数和(自身を除く): 159156512

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 61, 64, 88, 122, 128, 176, 244, 352, 488, 671, 704, 976, 1342, 1408, 1531, 1952, 2684, 3062, 3904, 5368, 6124, 7808, 10736, 12248, 16841, 21472, 24496, 33682, 42944, 48992, 67364, 85888, 93391, 97984, 134728, 186782, 195968, 269456, 373564, 538912, 747128, 1027301, 1077824, 1494256, 2054602, 2155648, 2988512, 4109204, 5977024, 8218408, 11954048, 16436816, 32873632, 65747264, 131494528]

約数ペア:

[(1, 131494528), (2, 65747264), (4, 32873632), (8, 16436816), (11, 11954048), (16, 8218408), (22, 5977024), (32, 4109204), (44, 2988512), (61, 2155648), (64, 2054602), (88, 1494256), (122, 1077824), (128, 1027301), (176, 747128), (244, 538912), (352, 373564), (488, 269456), (671, 195968), (704, 186782), (976, 134728), (1342, 97984), (1408, 93391), (1531, 85888), (1952, 67364), (2684, 48992), (3062, 42944), (3904, 33682), (5368, 24496), (6124, 21472), (7808, 16841), (10736, 12248)]