12897887960

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{179}}^1\times {\mathrm{13751}}^1$

素因数の和:14072

約数の個数: 64

約数和(自身を含む): 29407276800

約数和(自身を除く): 16509388840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 179, 262, 358, 524, 655, 716, 895, 1048, 1310, 1432, 1790, 2620, 3580, 5240, 7160, 13751, 23449, 27502, 46898, 55004, 68755, 93796, 110008, 117245, 137510, 187592, 234490, 275020, 468980, 550040, 937960, 1801381, 2461429, 3602762, 4922858, 7205524, 9006905, 9845716, 12307145, 14411048, 18013810, 19691432, 24614290, 36027620, 49228580, 72055240, 98457160, 322447199, 644894398, 1289788796, 1612235995, 2579577592, 3224471990, 6448943980, 12897887960]

約数ペア:

[(1, 12897887960), (2, 6448943980), (4, 3224471990), (5, 2579577592), (8, 1612235995), (10, 1289788796), (20, 644894398), (40, 322447199), (131, 98457160), (179, 72055240), (262, 49228580), (358, 36027620), (524, 24614290), (655, 19691432), (716, 18013810), (895, 14411048), (1048, 12307145), (1310, 9845716), (1432, 9006905), (1790, 7205524), (2620, 4922858), (3580, 3602762), (5240, 2461429), (7160, 1801381), (13751, 937960), (23449, 550040), (27502, 468980), (46898, 275020), (55004, 234490), (68755, 187592), (93796, 137510), (110008, 117245)]