72508640

素因数分解:

$2^5\times 5^1\times {\mathrm{59}}^1\times {\mathrm{7681}}^1$

素因数の和:7755

約数の個数: 48

約数和(自身を含む): 174227760

約数和(自身を除く): 101719120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 80, 118, 160, 236, 295, 472, 590, 944, 1180, 1888, 2360, 4720, 7681, 9440, 15362, 30724, 38405, 61448, 76810, 122896, 153620, 245792, 307240, 453179, 614480, 906358, 1228960, 1812716, 2265895, 3625432, 4531790, 7250864, 9063580, 14501728, 18127160, 36254320, 72508640]

約数ペア:

[(1, 72508640), (2, 36254320), (4, 18127160), (5, 14501728), (8, 9063580), (10, 7250864), (16, 4531790), (20, 3625432), (32, 2265895), (40, 1812716), (59, 1228960), (80, 906358), (118, 614480), (160, 453179), (236, 307240), (295, 245792), (472, 153620), (590, 122896), (944, 76810), (1180, 61448), (1888, 38405), (2360, 30724), (4720, 15362), (7681, 9440)]