51808100

素因数分解:

$2^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1$

素因数の和:285

約数の個数: 72

約数和(自身を含む): 117159168

約数和(自身を除く): 65351068

約数列:

[1, 2, 4, 5, 10, 20, 25, 47, 50, 73, 94, 100, 146, 151, 188, 235, 292, 302, 365, 470, 604, 730, 755, 940, 1175, 1460, 1510, 1825, 2350, 3020, 3431, 3650, 3775, 4700, 6862, 7097, 7300, 7550, 11023, 13724, 14194, 15100, 17155, 22046, 28388, 34310, 35485, 44092, 55115, 68620, 70970, 85775, 110230, 141940, 171550, 177425, 220460, 275575, 343100, 354850, 518081, 551150, 709700, 1036162, 1102300, 2072324, 2590405, 5180810, 10361620, 12952025, 25904050, 51808100]

約数ペア:

[(1, 51808100), (2, 25904050), (4, 12952025), (5, 10361620), (10, 5180810), (20, 2590405), (25, 2072324), (47, 1102300), (50, 1036162), (73, 709700), (94, 551150), (100, 518081), (146, 354850), (151, 343100), (188, 275575), (235, 220460), (292, 177425), (302, 171550), (365, 141940), (470, 110230), (604, 85775), (730, 70970), (755, 68620), (940, 55115), (1175, 44092), (1460, 35485), (1510, 34310), (1825, 28388), (2350, 22046), (3020, 17155), (3431, 15100), (3650, 14194), (3775, 13724), (4700, 11023), (6862, 7550), (7097, 7300)]