88900880

素因数分解:

$2^4\times 5^1\times {\mathrm{1013}}^1\times {\mathrm{1097}}^1$

素因数の和:2123

約数の個数: 40

約数和(自身を含む): 207087192

約数和(自身を除く): 118186312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1013, 1097, 2026, 2194, 4052, 4388, 5065, 5485, 8104, 8776, 10130, 10970, 16208, 17552, 20260, 21940, 40520, 43880, 81040, 87760, 1111261, 2222522, 4445044, 5556305, 8890088, 11112610, 17780176, 22225220, 44450440, 88900880]

約数ペア:

[(1, 88900880), (2, 44450440), (4, 22225220), (5, 17780176), (8, 11112610), (10, 8890088), (16, 5556305), (20, 4445044), (40, 2222522), (80, 1111261), (1013, 87760), (1097, 81040), (2026, 43880), (2194, 40520), (4052, 21940), (4388, 20260), (5065, 17552), (5485, 16208), (8104, 10970), (8776, 10130)]