77990550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{4297}}^1$

素因数の和:4334

約数の個数: 72

約数和(自身を含む): 212647848

約数和(自身を除く): 134657298

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 33, 50, 55, 66, 75, 110, 121, 150, 165, 242, 275, 330, 363, 550, 605, 726, 825, 1210, 1650, 1815, 3025, 3630, 4297, 6050, 8594, 9075, 12891, 18150, 21485, 25782, 42970, 47267, 64455, 94534, 107425, 128910, 141801, 214850, 236335, 283602, 322275, 472670, 519937, 644550, 709005, 1039874, 1181675, 1418010, 1559811, 2363350, 2599685, 3119622, 3545025, 5199370, 7090050, 7799055, 12998425, 15598110, 25996850, 38995275, 77990550]

約数ペア:

[(1, 77990550), (2, 38995275), (3, 25996850), (5, 15598110), (6, 12998425), (10, 7799055), (11, 7090050), (15, 5199370), (22, 3545025), (25, 3119622), (30, 2599685), (33, 2363350), (50, 1559811), (55, 1418010), (66, 1181675), (75, 1039874), (110, 709005), (121, 644550), (150, 519937), (165, 472670), (242, 322275), (275, 283602), (330, 236335), (363, 214850), (550, 141801), (605, 128910), (726, 107425), (825, 94534), (1210, 64455), (1650, 47267), (1815, 42970), (3025, 25782), (3630, 21485), (4297, 18150), (6050, 12891), (8594, 9075)]