201606640

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{81293}}^1$

素因数の和:81337

約数の個数: 40

約数和(自身を含む): 483861888

約数和(自身を除く): 282255248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 81293, 162586, 325172, 406465, 650344, 812930, 1300688, 1625860, 2520083, 3251720, 5040166, 6503440, 10080332, 12600415, 20160664, 25200830, 40321328, 50401660, 100803320, 201606640]

約数ペア:

[(1, 201606640), (2, 100803320), (4, 50401660), (5, 40321328), (8, 25200830), (10, 20160664), (16, 12600415), (20, 10080332), (31, 6503440), (40, 5040166), (62, 3251720), (80, 2520083), (124, 1625860), (155, 1300688), (248, 812930), (310, 650344), (496, 406465), (620, 325172), (1240, 162586), (2480, 81293)]