6444100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{4957}}^1$

素因数の和:4984

約数の個数: 36

約数和(自身を含む): 15062404

約数和(自身を除く): 8618304

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 4957, 9914, 19828, 24785, 49570, 64441, 99140, 123925, 128882, 247850, 257764, 322205, 495700, 644410, 1288820, 1611025, 3222050, 6444100]

約数ペア:

[(1, 6444100), (2, 3222050), (4, 1611025), (5, 1288820), (10, 644410), (13, 495700), (20, 322205), (25, 257764), (26, 247850), (50, 128882), (52, 123925), (65, 99140), (100, 64441), (130, 49570), (260, 24785), (325, 19828), (650, 9914), (1300, 4957)]