80219200

素因数分解:

$2^6\times 5^2\times {\mathrm{181}}^1\times {\mathrm{277}}^1$

素因数の和:480

約数の個数: 84

約数和(自身を含む): 199196452

約数和(自身を除く): 118977252

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 181, 200, 277, 320, 362, 400, 554, 724, 800, 905, 1108, 1385, 1448, 1600, 1810, 2216, 2770, 2896, 3620, 4432, 4525, 5540, 5792, 6925, 7240, 8864, 9050, 11080, 11584, 13850, 14480, 17728, 18100, 22160, 27700, 28960, 36200, 44320, 50137, 55400, 57920, 72400, 88640, 100274, 110800, 144800, 200548, 221600, 250685, 289600, 401096, 443200, 501370, 802192, 1002740, 1253425, 1604384, 2005480, 2506850, 3208768, 4010960, 5013700, 8021920, 10027400, 16043840, 20054800, 40109600, 80219200]

約数ペア:

[(1, 80219200), (2, 40109600), (4, 20054800), (5, 16043840), (8, 10027400), (10, 8021920), (16, 5013700), (20, 4010960), (25, 3208768), (32, 2506850), (40, 2005480), (50, 1604384), (64, 1253425), (80, 1002740), (100, 802192), (160, 501370), (181, 443200), (200, 401096), (277, 289600), (320, 250685), (362, 221600), (400, 200548), (554, 144800), (724, 110800), (800, 100274), (905, 88640), (1108, 72400), (1385, 57920), (1448, 55400), (1600, 50137), (1810, 44320), (2216, 36200), (2770, 28960), (2896, 27700), (3620, 22160), (4432, 18100), (4525, 17728), (5540, 14480), (5792, 13850), (6925, 11584), (7240, 11080), (8864, 9050)]