80757110

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{67}}^2\times {\mathrm{257}}^1$

素因数の和:405

約数の個数: 48

約数和(自身を含む): 169301664

約数和(自身を除く): 88544554

約数列:

[1, 2, 5, 7, 10, 14, 35, 67, 70, 134, 257, 335, 469, 514, 670, 938, 1285, 1799, 2345, 2570, 3598, 4489, 4690, 8978, 8995, 17219, 17990, 22445, 31423, 34438, 44890, 62846, 86095, 120533, 157115, 172190, 241066, 314230, 602665, 1153673, 1205330, 2307346, 5768365, 8075711, 11536730, 16151422, 40378555, 80757110]

約数ペア:

[(1, 80757110), (2, 40378555), (5, 16151422), (7, 11536730), (10, 8075711), (14, 5768365), (35, 2307346), (67, 1205330), (70, 1153673), (134, 602665), (257, 314230), (335, 241066), (469, 172190), (514, 157115), (670, 120533), (938, 86095), (1285, 62846), (1799, 44890), (2345, 34438), (2570, 31423), (3598, 22445), (4489, 17990), (4690, 17219), (8978, 8995)]