2016155500

素因数分解:

$2^2\times 5^3\times {\mathrm{131}}^1\times {\mathrm{30781}}^1$

素因数の和:30931

約数の個数: 48

約数和(自身を含む): 4437040608

約数和(自身を除く): 2420885108

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 131, 250, 262, 500, 524, 655, 1310, 2620, 3275, 6550, 13100, 16375, 30781, 32750, 61562, 65500, 123124, 153905, 307810, 615620, 769525, 1539050, 3078100, 3847625, 4032311, 7695250, 8064622, 15390500, 16129244, 20161555, 40323110, 80646220, 100807775, 201615550, 403231100, 504038875, 1008077750, 2016155500]

約数ペア:

[(1, 2016155500), (2, 1008077750), (4, 504038875), (5, 403231100), (10, 201615550), (20, 100807775), (25, 80646220), (50, 40323110), (100, 20161555), (125, 16129244), (131, 15390500), (250, 8064622), (262, 7695250), (500, 4032311), (524, 3847625), (655, 3078100), (1310, 1539050), (2620, 769525), (3275, 615620), (6550, 307810), (13100, 153905), (16375, 123124), (30781, 65500), (32750, 61562)]