51314630

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:261

約数の個数: 64

約数和(自身を含む): 102816000

約数和(自身を除く): 51501370

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 67, 95, 134, 139, 145, 190, 278, 290, 335, 551, 670, 695, 1102, 1273, 1390, 1943, 2546, 2641, 2755, 3886, 4031, 5282, 5510, 6365, 8062, 9313, 9715, 12730, 13205, 18626, 19430, 20155, 26410, 36917, 40310, 46565, 73834, 76589, 93130, 153178, 176947, 184585, 270077, 353894, 369170, 382945, 540154, 765890, 884735, 1350385, 1769470, 2700770, 5131463, 10262926, 25657315, 51314630]

約数ペア:

[(1, 51314630), (2, 25657315), (5, 10262926), (10, 5131463), (19, 2700770), (29, 1769470), (38, 1350385), (58, 884735), (67, 765890), (95, 540154), (134, 382945), (139, 369170), (145, 353894), (190, 270077), (278, 184585), (290, 176947), (335, 153178), (551, 93130), (670, 76589), (695, 73834), (1102, 46565), (1273, 40310), (1390, 36917), (1943, 26410), (2546, 20155), (2641, 19430), (2755, 18626), (3886, 13205), (4031, 12730), (5282, 9715), (5510, 9313), (6365, 8062)]