157210664

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{24781}}^1$

素因数の和:24861

約数の個数: 32

約数和(自身を含む): 322661640

約数和(自身を除く): 165450976

約数列:

[1, 2, 4, 8, 13, 26, 52, 61, 104, 122, 244, 488, 793, 1586, 3172, 6344, 24781, 49562, 99124, 198248, 322153, 644306, 1288612, 1511641, 2577224, 3023282, 6046564, 12093128, 19651333, 39302666, 78605332, 157210664]

約数ペア:

[(1, 157210664), (2, 78605332), (4, 39302666), (8, 19651333), (13, 12093128), (26, 6046564), (52, 3023282), (61, 2577224), (104, 1511641), (122, 1288612), (244, 644306), (488, 322153), (793, 198248), (1586, 99124), (3172, 49562), (6344, 24781)]