164069240

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{141439}}^1$

素因数の和:141479

約数の個数: 32

約数和(自身を含む): 381888000

約数和(自身を除く): 217818760

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 141439, 282878, 565756, 707195, 1131512, 1414390, 2828780, 4101731, 5657560, 8203462, 16406924, 20508655, 32813848, 41017310, 82034620, 164069240]

約数ペア:

[(1, 164069240), (2, 82034620), (4, 41017310), (5, 32813848), (8, 20508655), (10, 16406924), (20, 8203462), (29, 5657560), (40, 4101731), (58, 2828780), (116, 1414390), (145, 1131512), (232, 707195), (290, 565756), (580, 282878), (1160, 141439)]