40685450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1181}}^1$

素因数の和:1259

約数の個数: 48

約数和(自身を含む): 83104056

約数和(自身を除く): 42418606

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 53, 65, 106, 130, 265, 325, 530, 650, 689, 1181, 1325, 1378, 2362, 2650, 3445, 5905, 6890, 11810, 15353, 17225, 29525, 30706, 34450, 59050, 62593, 76765, 125186, 153530, 312965, 383825, 625930, 767650, 813709, 1564825, 1627418, 3129650, 4068545, 8137090, 20342725, 40685450]

約数ペア:

[(1, 40685450), (2, 20342725), (5, 8137090), (10, 4068545), (13, 3129650), (25, 1627418), (26, 1564825), (50, 813709), (53, 767650), (65, 625930), (106, 383825), (130, 312965), (265, 153530), (325, 125186), (530, 76765), (650, 62593), (689, 59050), (1181, 34450), (1325, 30706), (1378, 29525), (2362, 17225), (2650, 15353), (3445, 11810), (5905, 6890)]