156945968980

素因数分解:

$2^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{1097}}^1\times {\mathrm{25457}}^1$

素因数の和:26844

約数の個数: 48

約数和(自身を含む): 331073958096

約数和(自身を除く): 174127989116

約数列:

[1, 2, 4, 5, 10, 20, 281, 562, 1097, 1124, 1405, 2194, 2810, 4388, 5485, 5620, 10970, 21940, 25457, 50914, 101828, 127285, 254570, 308257, 509140, 616514, 1233028, 1541285, 3082570, 6165140, 7153417, 14306834, 27926329, 28613668, 35767085, 55852658, 71534170, 111705316, 139631645, 143068340, 279263290, 558526580, 7847298449, 15694596898, 31389193796, 39236492245, 78472984490, 156945968980]

約数ペア:

[(1, 156945968980), (2, 78472984490), (4, 39236492245), (5, 31389193796), (10, 15694596898), (20, 7847298449), (281, 558526580), (562, 279263290), (1097, 143068340), (1124, 139631645), (1405, 111705316), (2194, 71534170), (2810, 55852658), (4388, 35767085), (5485, 28613668), (5620, 27926329), (10970, 14306834), (21940, 7153417), (25457, 6165140), (50914, 3082570), (101828, 1541285), (127285, 1233028), (254570, 616514), (308257, 509140)]