72778612

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{379}}^1\times {\mathrm{787}}^1$

素因数の和:1231

約数の個数: 24

約数和(自身を含む): 129956960

約数和(自身を除く): 57178348

約数列:

[1, 2, 4, 61, 122, 244, 379, 758, 787, 1516, 1574, 3148, 23119, 46238, 48007, 92476, 96014, 192028, 298273, 596546, 1193092, 18194653, 36389306, 72778612]

約数ペア:

[(1, 72778612), (2, 36389306), (4, 18194653), (61, 1193092), (122, 596546), (244, 298273), (379, 192028), (758, 96014), (787, 92476), (1516, 48007), (1574, 46238), (3148, 23119)]