149895025

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{223}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 223985664

約数和(自身を除く): 74090639

約数列:

[1, 5, 7, 23, 25, 35, 115, 161, 167, 175, 223, 575, 805, 835, 1115, 1169, 1561, 3841, 4025, 4175, 5129, 5575, 5845, 7805, 19205, 25645, 26887, 29225, 35903, 37241, 39025, 96025, 128225, 134435, 179515, 186205, 260687, 672175, 856543, 897575, 931025, 1303435, 4282715, 5995801, 6517175, 21413575, 29979005, 149895025]

約数ペア:

[(1, 149895025), (5, 29979005), (7, 21413575), (23, 6517175), (25, 5995801), (35, 4282715), (115, 1303435), (161, 931025), (167, 897575), (175, 856543), (223, 672175), (575, 260687), (805, 186205), (835, 179515), (1115, 134435), (1169, 128225), (1561, 96025), (3841, 39025), (4025, 37241), (4175, 35903), (5129, 29225), (5575, 26887), (5845, 25645), (7805, 19205)]