81700960

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{761}}^1$

素因数の和:848

約数の個数: 96

約数和(自身を含む): 214298784

約数和(自身を除く): 132597824

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 61, 80, 88, 110, 122, 160, 176, 220, 244, 305, 352, 440, 488, 610, 671, 761, 880, 976, 1220, 1342, 1522, 1760, 1952, 2440, 2684, 3044, 3355, 3805, 4880, 5368, 6088, 6710, 7610, 8371, 9760, 10736, 12176, 13420, 15220, 16742, 21472, 24352, 26840, 30440, 33484, 41855, 46421, 53680, 60880, 66968, 83710, 92842, 107360, 121760, 133936, 167420, 185684, 232105, 267872, 334840, 371368, 464210, 510631, 669680, 742736, 928420, 1021262, 1339360, 1485472, 1856840, 2042524, 2553155, 3713680, 4085048, 5106310, 7427360, 8170096, 10212620, 16340192, 20425240, 40850480, 81700960]

約数ペア:

[(1, 81700960), (2, 40850480), (4, 20425240), (5, 16340192), (8, 10212620), (10, 8170096), (11, 7427360), (16, 5106310), (20, 4085048), (22, 3713680), (32, 2553155), (40, 2042524), (44, 1856840), (55, 1485472), (61, 1339360), (80, 1021262), (88, 928420), (110, 742736), (122, 669680), (160, 510631), (176, 464210), (220, 371368), (244, 334840), (305, 267872), (352, 232105), (440, 185684), (488, 167420), (610, 133936), (671, 121760), (761, 107360), (880, 92842), (976, 83710), (1220, 66968), (1342, 60880), (1522, 53680), (1760, 46421), (1952, 41855), (2440, 33484), (2684, 30440), (3044, 26840), (3355, 24352), (3805, 21472), (4880, 16742), (5368, 15220), (6088, 13420), (6710, 12176), (7610, 10736), (8371, 9760)]