25712130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{571}}^1$

素因数の和:679

約数の個数: 64

約数和(自身を含む): 65894400

約数和(自身を除く): 40182270

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 79, 95, 114, 158, 190, 237, 285, 395, 474, 570, 571, 790, 1142, 1185, 1501, 1713, 2370, 2855, 3002, 3426, 4503, 5710, 7505, 8565, 9006, 10849, 15010, 17130, 21698, 22515, 32547, 45030, 45109, 54245, 65094, 90218, 108490, 135327, 162735, 225545, 270654, 325470, 451090, 676635, 857071, 1353270, 1714142, 2571213, 4285355, 5142426, 8570710, 12856065, 25712130]

約数ペア:

[(1, 25712130), (2, 12856065), (3, 8570710), (5, 5142426), (6, 4285355), (10, 2571213), (15, 1714142), (19, 1353270), (30, 857071), (38, 676635), (57, 451090), (79, 325470), (95, 270654), (114, 225545), (158, 162735), (190, 135327), (237, 108490), (285, 90218), (395, 65094), (474, 54245), (570, 45109), (571, 45030), (790, 32547), (1142, 22515), (1185, 21698), (1501, 17130), (1713, 15010), (2370, 10849), (2855, 9006), (3002, 8565), (3426, 7505), (4503, 5710)]