71466400

素因数分解:

$2^5\times 5^2\times {\mathrm{157}}^1\times {\mathrm{569}}^1$

素因数の和:746

約数の個数: 72

約数和(自身を含む): 175887180

約数和(自身を除く): 104420780

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 157, 160, 200, 314, 400, 569, 628, 785, 800, 1138, 1256, 1570, 2276, 2512, 2845, 3140, 3925, 4552, 5024, 5690, 6280, 7850, 9104, 11380, 12560, 14225, 15700, 18208, 22760, 25120, 28450, 31400, 45520, 56900, 62800, 89333, 91040, 113800, 125600, 178666, 227600, 357332, 446665, 455200, 714664, 893330, 1429328, 1786660, 2233325, 2858656, 3573320, 4466650, 7146640, 8933300, 14293280, 17866600, 35733200, 71466400]

約数ペア:

[(1, 71466400), (2, 35733200), (4, 17866600), (5, 14293280), (8, 8933300), (10, 7146640), (16, 4466650), (20, 3573320), (25, 2858656), (32, 2233325), (40, 1786660), (50, 1429328), (80, 893330), (100, 714664), (157, 455200), (160, 446665), (200, 357332), (314, 227600), (400, 178666), (569, 125600), (628, 113800), (785, 91040), (800, 89333), (1138, 62800), (1256, 56900), (1570, 45520), (2276, 31400), (2512, 28450), (2845, 25120), (3140, 22760), (3925, 18208), (4552, 15700), (5024, 14225), (5690, 12560), (6280, 11380), (7850, 9104)]