18224050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{53}}^1$

素因数の和:124

約数の個数: 72

約数和(自身を含む): 38880324

約数和(自身を除く): 20656274

約数列:

[1, 2, 5, 10, 13, 23, 25, 26, 46, 50, 53, 65, 106, 115, 130, 230, 265, 299, 325, 529, 530, 575, 598, 650, 689, 1058, 1150, 1219, 1325, 1378, 1495, 2438, 2645, 2650, 2990, 3445, 5290, 6095, 6877, 6890, 7475, 12190, 13225, 13754, 14950, 15847, 17225, 26450, 28037, 30475, 31694, 34385, 34450, 56074, 60950, 68770, 79235, 140185, 158470, 171925, 280370, 343850, 364481, 396175, 700925, 728962, 792350, 1401850, 1822405, 3644810, 9112025, 18224050]

約数ペア:

[(1, 18224050), (2, 9112025), (5, 3644810), (10, 1822405), (13, 1401850), (23, 792350), (25, 728962), (26, 700925), (46, 396175), (50, 364481), (53, 343850), (65, 280370), (106, 171925), (115, 158470), (130, 140185), (230, 79235), (265, 68770), (299, 60950), (325, 56074), (529, 34450), (530, 34385), (575, 31694), (598, 30475), (650, 28037), (689, 26450), (1058, 17225), (1150, 15847), (1219, 14950), (1325, 13754), (1378, 13225), (1495, 12190), (2438, 7475), (2645, 6890), (2650, 6877), (2990, 6095), (3445, 5290)]