80777790

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{7297}}^1$

素因数の和:7354

約数の個数: 64

約数和(自身を含む): 220691520

約数和(自身を除く): 139913730

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 41, 45, 54, 82, 90, 123, 135, 205, 246, 270, 369, 410, 615, 738, 1107, 1230, 1845, 2214, 3690, 5535, 7297, 11070, 14594, 21891, 36485, 43782, 65673, 72970, 109455, 131346, 197019, 218910, 299177, 328365, 394038, 598354, 656730, 897531, 985095, 1495885, 1795062, 1970190, 2692593, 2991770, 4487655, 5385186, 8077779, 8975310, 13462965, 16155558, 26925930, 40388895, 80777790]

約数ペア:

[(1, 80777790), (2, 40388895), (3, 26925930), (5, 16155558), (6, 13462965), (9, 8975310), (10, 8077779), (15, 5385186), (18, 4487655), (27, 2991770), (30, 2692593), (41, 1970190), (45, 1795062), (54, 1495885), (82, 985095), (90, 897531), (123, 656730), (135, 598354), (205, 394038), (246, 328365), (270, 299177), (369, 218910), (410, 197019), (615, 131346), (738, 109455), (1107, 72970), (1230, 65673), (1845, 43782), (2214, 36485), (3690, 21891), (5535, 14594), (7297, 11070)]