85641975

素因数分解:

$3^3\times 5^2\times {\mathrm{71}}^1\times {\mathrm{1787}}^1$

素因数の和:1877

約数の個数: 48

約数和(自身を含む): 159632640

約数和(自身を除く): 73990665

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 71, 75, 135, 213, 225, 355, 639, 675, 1065, 1775, 1787, 1917, 3195, 5325, 5361, 8935, 9585, 15975, 16083, 26805, 44675, 47925, 48249, 80415, 126877, 134025, 241245, 380631, 402075, 634385, 1141893, 1206225, 1903155, 3171925, 3425679, 5709465, 9515775, 17128395, 28547325, 85641975]

約数ペア:

[(1, 85641975), (3, 28547325), (5, 17128395), (9, 9515775), (15, 5709465), (25, 3425679), (27, 3171925), (45, 1903155), (71, 1206225), (75, 1141893), (135, 634385), (213, 402075), (225, 380631), (355, 241245), (639, 134025), (675, 126877), (1065, 80415), (1775, 48249), (1787, 47925), (1917, 44675), (3195, 26805), (5325, 16083), (5361, 15975), (8935, 9585)]