25430480

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2503}}^1$

素因数の和:2643

約数の個数: 40

約数和(自身を含む): 59615232

約数和(自身を除く): 34184752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 2032, 2503, 2540, 5006, 5080, 10012, 10160, 12515, 20024, 25030, 40048, 50060, 100120, 200240, 317881, 635762, 1271524, 1589405, 2543048, 3178810, 5086096, 6357620, 12715240, 25430480]

約数ペア:

[(1, 25430480), (2, 12715240), (4, 6357620), (5, 5086096), (8, 3178810), (10, 2543048), (16, 1589405), (20, 1271524), (40, 635762), (80, 317881), (127, 200240), (254, 100120), (508, 50060), (635, 40048), (1016, 25030), (1270, 20024), (2032, 12515), (2503, 10160), (2540, 10012), (5006, 5080)]