30155625

素因数分解:

$3^3\times 5^4\times {\mathrm{1787}}^1$

素因数の和:1816

約数の個数: 40

約数和(自身を含む): 55857120

約数和(自身を除く): 25701495

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 125, 135, 225, 375, 625, 675, 1125, 1787, 1875, 3375, 5361, 5625, 8935, 16083, 16875, 26805, 44675, 48249, 80415, 134025, 223375, 241245, 402075, 670125, 1116875, 1206225, 2010375, 3350625, 6031125, 10051875, 30155625]

約数ペア:

[(1, 30155625), (3, 10051875), (5, 6031125), (9, 3350625), (15, 2010375), (25, 1206225), (27, 1116875), (45, 670125), (75, 402075), (125, 241245), (135, 223375), (225, 134025), (375, 80415), (625, 48249), (675, 44675), (1125, 26805), (1787, 16875), (1875, 16083), (3375, 8935), (5361, 5625)]