77851340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{7039}}^1$

素因数の和:7134

約数の個数: 48

約数和(自身を含む): 189235200

約数和(自身を除く): 111383860

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, 7039, 11060, 14078, 28156, 35195, 49273, 70390, 98546, 140780, 197092, 246365, 492730, 556081, 985460, 1112162, 2224324, 2780405, 3892567, 5560810, 7785134, 11121620, 15570268, 19462835, 38925670, 77851340]

約数ペア:

[(1, 77851340), (2, 38925670), (4, 19462835), (5, 15570268), (7, 11121620), (10, 7785134), (14, 5560810), (20, 3892567), (28, 2780405), (35, 2224324), (70, 1112162), (79, 985460), (140, 556081), (158, 492730), (316, 246365), (395, 197092), (553, 140780), (790, 98546), (1106, 70390), (1580, 49273), (2212, 35195), (2765, 28156), (5530, 14078), (7039, 11060)]