81485910

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1553}}^1$

素因数の和:1630

約数の個数: 96

約数和(自身を含む): 235636128

約数和(自身を除く): 154150218

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 53, 55, 66, 90, 99, 106, 110, 159, 165, 198, 265, 318, 330, 477, 495, 530, 583, 795, 954, 990, 1166, 1553, 1590, 1749, 2385, 2915, 3106, 3498, 4659, 4770, 5247, 5830, 7765, 8745, 9318, 10494, 13977, 15530, 17083, 17490, 23295, 26235, 27954, 34166, 46590, 51249, 52470, 69885, 82309, 85415, 102498, 139770, 153747, 164618, 170830, 246927, 256245, 307494, 411545, 493854, 512490, 740781, 768735, 823090, 905399, 1234635, 1481562, 1537470, 1810798, 2469270, 2716197, 3703905, 4526995, 5432394, 7407810, 8148591, 9053990, 13580985, 16297182, 27161970, 40742955, 81485910]

約数ペア:

[(1, 81485910), (2, 40742955), (3, 27161970), (5, 16297182), (6, 13580985), (9, 9053990), (10, 8148591), (11, 7407810), (15, 5432394), (18, 4526995), (22, 3703905), (30, 2716197), (33, 2469270), (45, 1810798), (53, 1537470), (55, 1481562), (66, 1234635), (90, 905399), (99, 823090), (106, 768735), (110, 740781), (159, 512490), (165, 493854), (198, 411545), (265, 307494), (318, 256245), (330, 246927), (477, 170830), (495, 164618), (530, 153747), (583, 139770), (795, 102498), (954, 85415), (990, 82309), (1166, 69885), (1553, 52470), (1590, 51249), (1749, 46590), (2385, 34166), (2915, 27954), (3106, 26235), (3498, 23295), (4659, 17490), (4770, 17083), (5247, 15530), (5830, 13977), (7765, 10494), (8745, 9318)]