289590950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{2909}}^1$

素因数の和:3113

約数の個数: 48

約数和(自身を含む): 591055920

約数和(自身を除く): 301464970

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 181, 275, 362, 550, 905, 1810, 1991, 2909, 3982, 4525, 5818, 9050, 9955, 14545, 19910, 29090, 31999, 49775, 63998, 72725, 99550, 145450, 159995, 319990, 526529, 799975, 1053058, 1599950, 2632645, 5265290, 5791819, 11583638, 13163225, 26326450, 28959095, 57918190, 144795475, 289590950]

約数ペア:

[(1, 289590950), (2, 144795475), (5, 57918190), (10, 28959095), (11, 26326450), (22, 13163225), (25, 11583638), (50, 5791819), (55, 5265290), (110, 2632645), (181, 1599950), (275, 1053058), (362, 799975), (550, 526529), (905, 319990), (1810, 159995), (1991, 145450), (2909, 99550), (3982, 72725), (4525, 63998), (5818, 49775), (9050, 31999), (9955, 29090), (14545, 19910)]