42840265

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{379}}^1$

素因数の和:481

約数の個数: 32

約数和(自身を含む): 58222080

約数和(自身を除く): 15381815

約数列:

[1, 5, 13, 37, 47, 65, 185, 235, 379, 481, 611, 1739, 1895, 2405, 3055, 4927, 8695, 14023, 17813, 22607, 24635, 70115, 89065, 113035, 182299, 231569, 659081, 911495, 1157845, 3295405, 8568053, 42840265]

約数ペア:

[(1, 42840265), (5, 8568053), (13, 3295405), (37, 1157845), (47, 911495), (65, 659081), (185, 231569), (235, 182299), (379, 113035), (481, 89065), (611, 70115), (1739, 24635), (1895, 22607), (2405, 17813), (3055, 14023), (4927, 8695)]