25473320

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{20543}}^1$

素因数の和:20585

約数の個数: 32

約数和(自身を含む): 59166720

約数和(自身を除く): 33693400

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 20543, 41086, 82172, 102715, 164344, 205430, 410860, 636833, 821720, 1273666, 2547332, 3184165, 5094664, 6368330, 12736660, 25473320]

約数ペア:

[(1, 25473320), (2, 12736660), (4, 6368330), (5, 5094664), (8, 3184165), (10, 2547332), (20, 1273666), (31, 821720), (40, 636833), (62, 410860), (124, 205430), (155, 164344), (248, 102715), (310, 82172), (620, 41086), (1240, 20543)]