39720375

素因数分解:

$3^4\times 5^3\times {\mathrm{3923}}^1$

素因数の和:3950

約数の個数: 40

約数和(自身を含む): 74069424

約数和(自身を除く): 34349049

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 125, 135, 225, 375, 405, 675, 1125, 2025, 3375, 3923, 10125, 11769, 19615, 35307, 58845, 98075, 105921, 176535, 294225, 317763, 490375, 529605, 882675, 1471125, 1588815, 2648025, 4413375, 7944075, 13240125, 39720375]

約数ペア:

[(1, 39720375), (3, 13240125), (5, 7944075), (9, 4413375), (15, 2648025), (25, 1588815), (27, 1471125), (45, 882675), (75, 529605), (81, 490375), (125, 317763), (135, 294225), (225, 176535), (375, 105921), (405, 98075), (675, 58845), (1125, 35307), (2025, 19615), (3375, 11769), (3923, 10125)]