51223250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{15761}}^1$

素因数の和:15791

約数の個数: 32

約数和(自身を含む): 103272624

約数和(自身を除く): 52049374

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 15761, 31522, 78805, 157610, 204893, 394025, 409786, 788050, 1024465, 1970125, 2048930, 3940250, 5122325, 10244650, 25611625, 51223250]

約数ペア:

[(1, 51223250), (2, 25611625), (5, 10244650), (10, 5122325), (13, 3940250), (25, 2048930), (26, 1970125), (50, 1024465), (65, 788050), (125, 409786), (130, 394025), (250, 204893), (325, 157610), (650, 78805), (1625, 31522), (3250, 15761)]