53500850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1553}}^1$

素因数の和:1631

約数の個数: 48

約数和(自身を含む): 109258632

約数和(自身を除く): 55757782

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 53, 65, 106, 130, 265, 325, 530, 650, 689, 1325, 1378, 1553, 2650, 3106, 3445, 6890, 7765, 15530, 17225, 20189, 34450, 38825, 40378, 77650, 82309, 100945, 164618, 201890, 411545, 504725, 823090, 1009450, 1070017, 2057725, 2140034, 4115450, 5350085, 10700170, 26750425, 53500850]

約数ペア:

[(1, 53500850), (2, 26750425), (5, 10700170), (10, 5350085), (13, 4115450), (25, 2140034), (26, 2057725), (50, 1070017), (53, 1009450), (65, 823090), (106, 504725), (130, 411545), (265, 201890), (325, 164618), (530, 100945), (650, 82309), (689, 77650), (1325, 40378), (1378, 38825), (1553, 34450), (2650, 20189), (3106, 17225), (3445, 15530), (6890, 7765)]