66780400

素因数分解:

$2^4\times 5^2\times {\mathrm{73}}^1\times {\mathrm{2287}}^1$

素因数の和:2378

約数の個数: 60

約数和(自身を含む): 162708832

約数和(自身を除く): 95928432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 73, 80, 100, 146, 200, 292, 365, 400, 584, 730, 1168, 1460, 1825, 2287, 2920, 3650, 4574, 5840, 7300, 9148, 11435, 14600, 18296, 22870, 29200, 36592, 45740, 57175, 91480, 114350, 166951, 182960, 228700, 333902, 457400, 667804, 834755, 914800, 1335608, 1669510, 2671216, 3339020, 4173775, 6678040, 8347550, 13356080, 16695100, 33390200, 66780400]

約数ペア:

[(1, 66780400), (2, 33390200), (4, 16695100), (5, 13356080), (8, 8347550), (10, 6678040), (16, 4173775), (20, 3339020), (25, 2671216), (40, 1669510), (50, 1335608), (73, 914800), (80, 834755), (100, 667804), (146, 457400), (200, 333902), (292, 228700), (365, 182960), (400, 166951), (584, 114350), (730, 91480), (1168, 57175), (1460, 45740), (1825, 36592), (2287, 29200), (2920, 22870), (3650, 18296), (4574, 14600), (5840, 11435), (7300, 9148)]