20160438515

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{769}}^1\times {\mathrm{1123}}^1$

素因数の和:1956

約数の個数: 64

約数和(自身を含む): 29910988800

約数和(自身を除く): 9750550285

約数列:

[1, 5, 7, 23, 29, 35, 115, 145, 161, 203, 667, 769, 805, 1015, 1123, 3335, 3845, 4669, 5383, 5615, 7861, 17687, 22301, 23345, 25829, 26915, 32567, 39305, 88435, 111505, 123809, 129145, 156107, 162835, 180803, 227969, 512923, 619045, 749041, 780535, 863587, 904015, 1139845, 2564615, 3590461, 3745205, 4317935, 5243287, 6045109, 17952305, 19862501, 25044023, 26216435, 30225545, 99312505, 125220115, 139037507, 175308161, 576012529, 695187535, 876540805, 2880062645, 4032087703, 20160438515]

約数ペア:

[(1, 20160438515), (5, 4032087703), (7, 2880062645), (23, 876540805), (29, 695187535), (35, 576012529), (115, 175308161), (145, 139037507), (161, 125220115), (203, 99312505), (667, 30225545), (769, 26216435), (805, 25044023), (1015, 19862501), (1123, 17952305), (3335, 6045109), (3845, 5243287), (4669, 4317935), (5383, 3745205), (5615, 3590461), (7861, 2564615), (17687, 1139845), (22301, 904015), (23345, 863587), (25829, 780535), (26915, 749041), (32567, 619045), (39305, 512923), (88435, 227969), (111505, 180803), (123809, 162835), (129145, 156107)]