81774330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{383}}^1\times {\mathrm{647}}^1$

素因数の和:1051

約数の個数: 64

約数和(自身を含む): 214990848

約数和(自身を除く): 133216518

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 383, 647, 766, 1149, 1294, 1915, 1941, 2298, 3235, 3830, 3882, 4213, 5745, 6470, 7117, 8426, 9705, 11490, 12639, 14234, 19410, 21065, 21351, 25278, 35585, 42130, 42702, 63195, 71170, 106755, 126390, 213510, 247801, 495602, 743403, 1239005, 1486806, 2478010, 2725811, 3717015, 5451622, 7434030, 8177433, 13629055, 16354866, 27258110, 40887165, 81774330]

約数ペア:

[(1, 81774330), (2, 40887165), (3, 27258110), (5, 16354866), (6, 13629055), (10, 8177433), (11, 7434030), (15, 5451622), (22, 3717015), (30, 2725811), (33, 2478010), (55, 1486806), (66, 1239005), (110, 743403), (165, 495602), (330, 247801), (383, 213510), (647, 126390), (766, 106755), (1149, 71170), (1294, 63195), (1915, 42702), (1941, 42130), (2298, 35585), (3235, 25278), (3830, 21351), (3882, 21065), (4213, 19410), (5745, 14234), (6470, 12639), (7117, 11490), (8426, 9705)]