72581425

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{263}}^1$

素因数の和:382

約数の個数: 48

約数和(自身を含む): 109992960

約数和(自身を除く): 37411535

約数列:

[1, 5, 7, 19, 25, 35, 83, 95, 133, 175, 263, 415, 475, 581, 665, 1315, 1577, 1841, 2075, 2905, 3325, 4997, 6575, 7885, 9205, 11039, 14525, 21829, 24985, 34979, 39425, 46025, 55195, 109145, 124925, 152803, 174895, 275975, 414751, 545725, 764015, 874475, 2073755, 2903257, 3820075, 10368775, 14516285, 72581425]

約数ペア:

[(1, 72581425), (5, 14516285), (7, 10368775), (19, 3820075), (25, 2903257), (35, 2073755), (83, 874475), (95, 764015), (133, 545725), (175, 414751), (263, 275975), (415, 174895), (475, 152803), (581, 124925), (665, 109145), (1315, 55195), (1577, 46025), (1841, 39425), (2075, 34979), (2905, 24985), (3325, 21829), (4997, 14525), (6575, 11039), (7885, 9205)]