67284890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1$

素因数の和:311

約数の個数: 64

約数和(自身を含む): 135302400

約数和(自身を除く): 68017510

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 89, 95, 115, 173, 178, 190, 230, 346, 437, 445, 865, 874, 890, 1691, 1730, 2047, 2185, 3287, 3382, 3979, 4094, 4370, 6574, 7958, 8455, 10235, 15397, 16435, 16910, 19895, 20470, 30794, 32870, 38893, 39790, 75601, 76985, 77786, 151202, 153970, 194465, 292543, 354131, 378005, 388930, 585086, 708262, 756010, 1462715, 1770655, 2925430, 3541310, 6728489, 13456978, 33642445, 67284890]

約数ペア:

[(1, 67284890), (2, 33642445), (5, 13456978), (10, 6728489), (19, 3541310), (23, 2925430), (38, 1770655), (46, 1462715), (89, 756010), (95, 708262), (115, 585086), (173, 388930), (178, 378005), (190, 354131), (230, 292543), (346, 194465), (437, 153970), (445, 151202), (865, 77786), (874, 76985), (890, 75601), (1691, 39790), (1730, 38893), (2047, 32870), (2185, 30794), (3287, 20470), (3382, 19895), (3979, 16910), (4094, 16435), (4370, 15397), (6574, 10235), (7958, 8455)]