84040900

素因数分解:

$2^2\times 5^2\times {\mathrm{331}}^1\times {\mathrm{2539}}^1$

素因数の和:2884

約数の個数: 36

約数和(自身を含む): 182991760

約数和(自身を除く): 98950860

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 331, 662, 1324, 1655, 2539, 3310, 5078, 6620, 8275, 10156, 12695, 16550, 25390, 33100, 50780, 63475, 126950, 253900, 840409, 1680818, 3361636, 4202045, 8404090, 16808180, 21010225, 42020450, 84040900]

約数ペア:

[(1, 84040900), (2, 42020450), (4, 21010225), (5, 16808180), (10, 8404090), (20, 4202045), (25, 3361636), (50, 1680818), (100, 840409), (331, 253900), (662, 126950), (1324, 63475), (1655, 50780), (2539, 33100), (3310, 25390), (5078, 16550), (6620, 12695), (8275, 10156)]