77713120

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{28571}}^1$

素因数の和:28603

約数の個数: 48

約数和(自身を含む): 194403888

約数和(自身を除く): 116690768

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 28571, 57142, 114284, 142855, 228568, 285710, 457136, 485707, 571420, 914272, 971414, 1142840, 1942828, 2285680, 2428535, 3885656, 4571360, 4857070, 7771312, 9714140, 15542624, 19428280, 38856560, 77713120]

約数ペア:

[(1, 77713120), (2, 38856560), (4, 19428280), (5, 15542624), (8, 9714140), (10, 7771312), (16, 4857070), (17, 4571360), (20, 3885656), (32, 2428535), (34, 2285680), (40, 1942828), (68, 1142840), (80, 971414), (85, 914272), (136, 571420), (160, 485707), (170, 457136), (272, 285710), (340, 228568), (544, 142855), (680, 114284), (1360, 57142), (2720, 28571)]