80838740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{3257}}^1$

素因数の和:3356

約数の個数: 48

約数和(自身を含む): 182265552

約数和(自身を除く): 101426812

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 73, 85, 146, 170, 292, 340, 365, 730, 1241, 1460, 2482, 3257, 4964, 6205, 6514, 12410, 13028, 16285, 24820, 32570, 55369, 65140, 110738, 221476, 237761, 276845, 475522, 553690, 951044, 1107380, 1188805, 2377610, 4041937, 4755220, 8083874, 16167748, 20209685, 40419370, 80838740]

約数ペア:

[(1, 80838740), (2, 40419370), (4, 20209685), (5, 16167748), (10, 8083874), (17, 4755220), (20, 4041937), (34, 2377610), (68, 1188805), (73, 1107380), (85, 951044), (146, 553690), (170, 475522), (292, 276845), (340, 237761), (365, 221476), (730, 110738), (1241, 65140), (1460, 55369), (2482, 32570), (3257, 24820), (4964, 16285), (6205, 13028), (6514, 12410)]