996867820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{48533}}^1$

素因数の和:48634

約数の個数: 48

約数和(自身を含む): 2283039360

約数和(自身を除く): 1286171540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 79, 130, 158, 260, 316, 395, 790, 1027, 1580, 2054, 4108, 5135, 10270, 20540, 48533, 97066, 194132, 242665, 485330, 630929, 970660, 1261858, 2523716, 3154645, 3834107, 6309290, 7668214, 12618580, 15336428, 19170535, 38341070, 49843391, 76682140, 99686782, 199373564, 249216955, 498433910, 996867820]

約数ペア:

[(1, 996867820), (2, 498433910), (4, 249216955), (5, 199373564), (10, 99686782), (13, 76682140), (20, 49843391), (26, 38341070), (52, 19170535), (65, 15336428), (79, 12618580), (130, 7668214), (158, 6309290), (260, 3834107), (316, 3154645), (395, 2523716), (790, 1261858), (1027, 970660), (1580, 630929), (2054, 485330), (4108, 242665), (5135, 194132), (10270, 97066), (20540, 48533)]