100591875

素因数分解:

$3^4\times 5^4\times {\mathrm{1987}}^1$

素因数の和:2019

約数の個数: 50

約数和(自身を含む): 187867988

約数和(自身を除く): 87276113

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 125, 135, 225, 375, 405, 625, 675, 1125, 1875, 1987, 2025, 3375, 5625, 5961, 9935, 10125, 16875, 17883, 29805, 49675, 50625, 53649, 89415, 149025, 160947, 248375, 268245, 447075, 745125, 804735, 1241875, 1341225, 2235375, 3725625, 4023675, 6706125, 11176875, 20118375, 33530625, 100591875]

約数ペア:

[(1, 100591875), (3, 33530625), (5, 20118375), (9, 11176875), (15, 6706125), (25, 4023675), (27, 3725625), (45, 2235375), (75, 1341225), (81, 1241875), (125, 804735), (135, 745125), (225, 447075), (375, 268245), (405, 248375), (625, 160947), (675, 149025), (1125, 89415), (1875, 53649), (1987, 50625), (2025, 49675), (3375, 29805), (5625, 17883), (5961, 16875), (9935, 10125)]