77691075

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{1223}}^1$

素因数の和:1265

約数の個数: 72

約数和(自身を含む): 161489664

約数和(自身を除く): 83798589

約数列:

[1, 3, 5, 7, 11, 15, 21, 25, 33, 35, 55, 75, 77, 105, 121, 165, 175, 231, 275, 363, 385, 525, 605, 825, 847, 1155, 1223, 1815, 1925, 2541, 3025, 3669, 4235, 5775, 6115, 8561, 9075, 12705, 13453, 18345, 21175, 25683, 30575, 40359, 42805, 63525, 67265, 91725, 94171, 128415, 147983, 201795, 214025, 282513, 336325, 443949, 470855, 642075, 739915, 1008975, 1035881, 1412565, 2219745, 2354275, 3107643, 3699575, 5179405, 7062825, 11098725, 15538215, 25897025, 77691075]

約数ペア:

[(1, 77691075), (3, 25897025), (5, 15538215), (7, 11098725), (11, 7062825), (15, 5179405), (21, 3699575), (25, 3107643), (33, 2354275), (35, 2219745), (55, 1412565), (75, 1035881), (77, 1008975), (105, 739915), (121, 642075), (165, 470855), (175, 443949), (231, 336325), (275, 282513), (363, 214025), (385, 201795), (525, 147983), (605, 128415), (825, 94171), (847, 91725), (1155, 67265), (1223, 63525), (1815, 42805), (1925, 40359), (2541, 30575), (3025, 25683), (3669, 21175), (4235, 18345), (5775, 13453), (6115, 12705), (8561, 9075)]