51261330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{263}}^1$

素因数の和:435

約数の個数: 64

約数和(自身を含む): 126593280

約数和(自身を除く): 75331950

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 73, 89, 146, 178, 219, 263, 267, 365, 438, 445, 526, 534, 730, 789, 890, 1095, 1315, 1335, 1578, 2190, 2630, 2670, 3945, 6497, 7890, 12994, 19199, 19491, 23407, 32485, 38398, 38982, 46814, 57597, 64970, 70221, 95995, 97455, 115194, 117035, 140442, 191990, 194910, 234070, 287985, 351105, 575970, 702210, 1708711, 3417422, 5126133, 8543555, 10252266, 17087110, 25630665, 51261330]

約数ペア:

[(1, 51261330), (2, 25630665), (3, 17087110), (5, 10252266), (6, 8543555), (10, 5126133), (15, 3417422), (30, 1708711), (73, 702210), (89, 575970), (146, 351105), (178, 287985), (219, 234070), (263, 194910), (267, 191990), (365, 140442), (438, 117035), (445, 115194), (526, 97455), (534, 95995), (730, 70221), (789, 64970), (890, 57597), (1095, 46814), (1315, 38982), (1335, 38398), (1578, 32485), (2190, 23407), (2630, 19491), (2670, 19199), (3945, 12994), (6497, 7890)]