156745680440

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{55192141}}^1$

素因数の和:55192223

約数の個数: 32

約数和(自身を含む): 357645080160

約数和(自身を除く): 200899399720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 55192141, 110384282, 220768564, 275960705, 441537128, 551921410, 1103842820, 2207685640, 3918642011, 7837284022, 15674568044, 19593210055, 31349136088, 39186420110, 78372840220, 156745680440]

約数ペア:

[(1, 156745680440), (2, 78372840220), (4, 39186420110), (5, 31349136088), (8, 19593210055), (10, 15674568044), (20, 7837284022), (40, 3918642011), (71, 2207685640), (142, 1103842820), (284, 551921410), (355, 441537128), (568, 275960705), (710, 220768564), (1420, 110384282), (2840, 55192141)]