89696560

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{15359}}^1$

素因数の和:15445

約数の個数: 40

約数和(自身を含む): 211415040

約数和(自身を除く): 121718480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 5840, 15359, 30718, 61436, 76795, 122872, 153590, 245744, 307180, 614360, 1121207, 1228720, 2242414, 4484828, 5606035, 8969656, 11212070, 17939312, 22424140, 44848280, 89696560]

約数ペア:

[(1, 89696560), (2, 44848280), (4, 22424140), (5, 17939312), (8, 11212070), (10, 8969656), (16, 5606035), (20, 4484828), (40, 2242414), (73, 1228720), (80, 1121207), (146, 614360), (292, 307180), (365, 245744), (584, 153590), (730, 122872), (1168, 76795), (1460, 61436), (2920, 30718), (5840, 15359)]