80569160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{287747}}^1$

素因数の和:287765

約数の個数: 32

約数和(自身を含む): 207178560

約数和(自身を除く): 126609400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 287747, 575494, 1150988, 1438735, 2014229, 2301976, 2877470, 4028458, 5754940, 8056916, 10071145, 11509880, 16113832, 20142290, 40284580, 80569160]

約数ペア:

[(1, 80569160), (2, 40284580), (4, 20142290), (5, 16113832), (7, 11509880), (8, 10071145), (10, 8056916), (14, 5754940), (20, 4028458), (28, 2877470), (35, 2301976), (40, 2014229), (56, 1438735), (70, 1150988), (140, 575494), (280, 287747)]