72078075

素因数分解:

$3^2\times 5^2\times {\mathrm{563}}^1\times {\mathrm{569}}^1$

素因数の和:1148

約数の個数: 36

約数和(自身を含む): 129556440

約数和(自身を除く): 57478365

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 563, 569, 1689, 1707, 2815, 2845, 5067, 5121, 8445, 8535, 14075, 14225, 25335, 25605, 42225, 42675, 126675, 128025, 320347, 961041, 1601735, 2883123, 4805205, 8008675, 14415615, 24026025, 72078075]

約数ペア:

[(1, 72078075), (3, 24026025), (5, 14415615), (9, 8008675), (15, 4805205), (25, 2883123), (45, 1601735), (75, 961041), (225, 320347), (563, 128025), (569, 126675), (1689, 42675), (1707, 42225), (2815, 25605), (2845, 25335), (5067, 14225), (5121, 14075), (8445, 8535)]