80560960

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{251}}^1$

素因数の和:344

約数の個数: 112

約数和(自身を含む): 207385920

約数和(自身を除く): 126824960

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 59, 64, 68, 80, 85, 118, 136, 160, 170, 236, 251, 272, 295, 320, 340, 472, 502, 544, 590, 680, 944, 1003, 1004, 1088, 1180, 1255, 1360, 1888, 2006, 2008, 2360, 2510, 2720, 3776, 4012, 4016, 4267, 4720, 5015, 5020, 5440, 8024, 8032, 8534, 9440, 10030, 10040, 14809, 16048, 16064, 17068, 18880, 20060, 20080, 21335, 29618, 32096, 34136, 40120, 40160, 42670, 59236, 64192, 68272, 74045, 80240, 80320, 85340, 118472, 136544, 148090, 160480, 170680, 236944, 251753, 273088, 296180, 320960, 341360, 473888, 503506, 592360, 682720, 947776, 1007012, 1184720, 1258765, 1365440, 2014024, 2369440, 2517530, 4028048, 4738880, 5035060, 8056096, 10070120, 16112192, 20140240, 40280480, 80560960]

約数ペア:

[(1, 80560960), (2, 40280480), (4, 20140240), (5, 16112192), (8, 10070120), (10, 8056096), (16, 5035060), (17, 4738880), (20, 4028048), (32, 2517530), (34, 2369440), (40, 2014024), (59, 1365440), (64, 1258765), (68, 1184720), (80, 1007012), (85, 947776), (118, 682720), (136, 592360), (160, 503506), (170, 473888), (236, 341360), (251, 320960), (272, 296180), (295, 273088), (320, 251753), (340, 236944), (472, 170680), (502, 160480), (544, 148090), (590, 136544), (680, 118472), (944, 85340), (1003, 80320), (1004, 80240), (1088, 74045), (1180, 68272), (1255, 64192), (1360, 59236), (1888, 42670), (2006, 40160), (2008, 40120), (2360, 34136), (2510, 32096), (2720, 29618), (3776, 21335), (4012, 20080), (4016, 20060), (4267, 18880), (4720, 17068), (5015, 16064), (5020, 16048), (5440, 14809), (8024, 10040), (8032, 10030), (8534, 9440)]