79786840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{3607}}^1$

素因数の和:3704

約数の個数: 64

約数和(自身を含む): 207820800

約数和(自身を除く): 128033960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 79, 140, 158, 280, 316, 395, 553, 632, 790, 1106, 1580, 2212, 2765, 3160, 3607, 4424, 5530, 7214, 11060, 14428, 18035, 22120, 25249, 28856, 36070, 50498, 72140, 100996, 126245, 144280, 201992, 252490, 284953, 504980, 569906, 1009960, 1139812, 1424765, 1994671, 2279624, 2849530, 3989342, 5699060, 7978684, 9973355, 11398120, 15957368, 19946710, 39893420, 79786840]

約数ペア:

[(1, 79786840), (2, 39893420), (4, 19946710), (5, 15957368), (7, 11398120), (8, 9973355), (10, 7978684), (14, 5699060), (20, 3989342), (28, 2849530), (35, 2279624), (40, 1994671), (56, 1424765), (70, 1139812), (79, 1009960), (140, 569906), (158, 504980), (280, 284953), (316, 252490), (395, 201992), (553, 144280), (632, 126245), (790, 100996), (1106, 72140), (1580, 50498), (2212, 36070), (2765, 28856), (3160, 25249), (3607, 22120), (4424, 18035), (5530, 14428), (7214, 11060)]