72508400

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{10663}}^1$

素因数の和:10698

約数の個数: 60

約数和(自身を含む): 184465872

約数和(自身を除く): 111957472

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 68, 80, 85, 100, 136, 170, 200, 272, 340, 400, 425, 680, 850, 1360, 1700, 3400, 6800, 10663, 21326, 42652, 53315, 85304, 106630, 170608, 181271, 213260, 266575, 362542, 426520, 533150, 725084, 853040, 906355, 1066300, 1450168, 1812710, 2132600, 2900336, 3625420, 4265200, 4531775, 7250840, 9063550, 14501680, 18127100, 36254200, 72508400]

約数ペア:

[(1, 72508400), (2, 36254200), (4, 18127100), (5, 14501680), (8, 9063550), (10, 7250840), (16, 4531775), (17, 4265200), (20, 3625420), (25, 2900336), (34, 2132600), (40, 1812710), (50, 1450168), (68, 1066300), (80, 906355), (85, 853040), (100, 725084), (136, 533150), (170, 426520), (200, 362542), (272, 266575), (340, 213260), (400, 181271), (425, 170608), (680, 106630), (850, 85304), (1360, 53315), (1700, 42652), (3400, 21326), (6800, 10663)]