77900480

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{419}}^1$

素因数の和:526

約数の個数: 112

約数和(自身を含む): 215066880

約数和(自身を除く): 137166400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 83, 112, 140, 160, 166, 224, 280, 320, 332, 415, 419, 448, 560, 581, 664, 830, 838, 1120, 1162, 1328, 1660, 1676, 2095, 2240, 2324, 2656, 2905, 2933, 3320, 3352, 4190, 4648, 5312, 5810, 5866, 6640, 6704, 8380, 9296, 11620, 11732, 13280, 13408, 14665, 16760, 18592, 23240, 23464, 26560, 26816, 29330, 33520, 34777, 37184, 46480, 46928, 58660, 67040, 69554, 92960, 93856, 117320, 134080, 139108, 173885, 185920, 187712, 234640, 243439, 278216, 347770, 469280, 486878, 556432, 695540, 938560, 973756, 1112864, 1217195, 1391080, 1947512, 2225728, 2434390, 2782160, 3895024, 4868780, 5564320, 7790048, 9737560, 11128640, 15580096, 19475120, 38950240, 77900480]

約数ペア:

[(1, 77900480), (2, 38950240), (4, 19475120), (5, 15580096), (7, 11128640), (8, 9737560), (10, 7790048), (14, 5564320), (16, 4868780), (20, 3895024), (28, 2782160), (32, 2434390), (35, 2225728), (40, 1947512), (56, 1391080), (64, 1217195), (70, 1112864), (80, 973756), (83, 938560), (112, 695540), (140, 556432), (160, 486878), (166, 469280), (224, 347770), (280, 278216), (320, 243439), (332, 234640), (415, 187712), (419, 185920), (448, 173885), (560, 139108), (581, 134080), (664, 117320), (830, 93856), (838, 92960), (1120, 69554), (1162, 67040), (1328, 58660), (1660, 46928), (1676, 46480), (2095, 37184), (2240, 34777), (2324, 33520), (2656, 29330), (2905, 26816), (2933, 26560), (3320, 23464), (3352, 23240), (4190, 18592), (4648, 16760), (5312, 14665), (5810, 13408), (5866, 13280), (6640, 11732), (6704, 11620), (8380, 9296)]