83081628

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{439}}^1\times {\mathrm{751}}^1$

素因数の和:1207

約数の個数: 72

約数和(自身を含む): 240880640

約数和(自身を除く): 157799012

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 439, 751, 878, 1317, 1502, 1756, 2253, 2634, 3004, 3073, 3951, 4506, 5257, 5268, 6146, 6759, 7902, 9012, 9219, 10514, 12292, 13518, 15771, 15804, 18438, 21028, 27036, 27657, 31542, 36876, 47313, 55314, 63084, 94626, 110628, 189252, 329689, 659378, 989067, 1318756, 1978134, 2307823, 2967201, 3956268, 4615646, 5934402, 6923469, 9231292, 11868804, 13846938, 20770407, 27693876, 41540814, 83081628]

約数ペア:

[(1, 83081628), (2, 41540814), (3, 27693876), (4, 20770407), (6, 13846938), (7, 11868804), (9, 9231292), (12, 6923469), (14, 5934402), (18, 4615646), (21, 3956268), (28, 2967201), (36, 2307823), (42, 1978134), (63, 1318756), (84, 989067), (126, 659378), (252, 329689), (439, 189252), (751, 110628), (878, 94626), (1317, 63084), (1502, 55314), (1756, 47313), (2253, 36876), (2634, 31542), (3004, 27657), (3073, 27036), (3951, 21028), (4506, 18438), (5257, 15804), (5268, 15771), (6146, 13518), (6759, 12292), (7902, 10514), (9012, 9219)]