77718620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{7027}}^1$

素因数の和:7122

約数の個数: 48

約数和(自身を含む): 188912640

約数和(自身を除く): 111194020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 316, 395, 553, 790, 1106, 1580, 2212, 2765, 5530, 7027, 11060, 14054, 28108, 35135, 49189, 70270, 98378, 140540, 196756, 245945, 491890, 555133, 983780, 1110266, 2220532, 2775665, 3885931, 5551330, 7771862, 11102660, 15543724, 19429655, 38859310, 77718620]

約数ペア:

[(1, 77718620), (2, 38859310), (4, 19429655), (5, 15543724), (7, 11102660), (10, 7771862), (14, 5551330), (20, 3885931), (28, 2775665), (35, 2220532), (70, 1110266), (79, 983780), (140, 555133), (158, 491890), (316, 245945), (395, 196756), (553, 140540), (790, 98378), (1106, 70270), (1580, 49189), (2212, 35135), (2765, 28108), (5530, 14054), (7027, 11060)]