25938320

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{10459}}^1$

素因数の和:10503

約数の個数: 40

約数和(自身を含む): 62257920

約数和(自身を除く): 36319600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 10459, 20918, 41836, 52295, 83672, 104590, 167344, 209180, 324229, 418360, 648458, 836720, 1296916, 1621145, 2593832, 3242290, 5187664, 6484580, 12969160, 25938320]

約数ペア:

[(1, 25938320), (2, 12969160), (4, 6484580), (5, 5187664), (8, 3242290), (10, 2593832), (16, 1621145), (20, 1296916), (31, 836720), (40, 648458), (62, 418360), (80, 324229), (124, 209180), (155, 167344), (248, 104590), (310, 83672), (496, 52295), (620, 41836), (1240, 20918), (2480, 10459)]