72593240

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{25561}}^1$

素因数の和:25643

約数の個数: 32

約数和(自身を含む): 165641760

約数和(自身を除く): 93048520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 25561, 51122, 102244, 127805, 204488, 255610, 511220, 1022440, 1814831, 3629662, 7259324, 9074155, 14518648, 18148310, 36296620, 72593240]

約数ペア:

[(1, 72593240), (2, 36296620), (4, 18148310), (5, 14518648), (8, 9074155), (10, 7259324), (20, 3629662), (40, 1814831), (71, 1022440), (142, 511220), (284, 255610), (355, 204488), (568, 127805), (710, 102244), (1420, 51122), (2840, 25561)]