25792620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{283}}^1$

素因数の和:340

約数の個数: 144

約数和(自身を含む): 87026688

約数和(自身を除く): 61234068

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 49, 60, 62, 70, 84, 93, 98, 105, 124, 140, 147, 155, 186, 196, 210, 217, 245, 283, 294, 310, 372, 420, 434, 465, 490, 566, 588, 620, 651, 735, 849, 868, 930, 980, 1085, 1132, 1302, 1415, 1470, 1519, 1698, 1860, 1981, 2170, 2604, 2830, 2940, 3038, 3255, 3396, 3962, 4245, 4340, 4557, 5660, 5943, 6076, 6510, 7595, 7924, 8490, 8773, 9114, 9905, 11886, 13020, 13867, 15190, 16980, 17546, 18228, 19810, 22785, 23772, 26319, 27734, 29715, 30380, 35092, 39620, 41601, 43865, 45570, 52638, 55468, 59430, 61411, 69335, 83202, 87730, 91140, 105276, 118860, 122822, 131595, 138670, 166404, 175460, 184233, 208005, 245644, 263190, 277340, 307055, 368466, 416010, 429877, 526380, 614110, 736932, 832020, 859754, 921165, 1228220, 1289631, 1719508, 1842330, 2149385, 2579262, 3684660, 4298770, 5158524, 6448155, 8597540, 12896310, 25792620]

約数ペア:

[(1, 25792620), (2, 12896310), (3, 8597540), (4, 6448155), (5, 5158524), (6, 4298770), (7, 3684660), (10, 2579262), (12, 2149385), (14, 1842330), (15, 1719508), (20, 1289631), (21, 1228220), (28, 921165), (30, 859754), (31, 832020), (35, 736932), (42, 614110), (49, 526380), (60, 429877), (62, 416010), (70, 368466), (84, 307055), (93, 277340), (98, 263190), (105, 245644), (124, 208005), (140, 184233), (147, 175460), (155, 166404), (186, 138670), (196, 131595), (210, 122822), (217, 118860), (245, 105276), (283, 91140), (294, 87730), (310, 83202), (372, 69335), (420, 61411), (434, 59430), (465, 55468), (490, 52638), (566, 45570), (588, 43865), (620, 41601), (651, 39620), (735, 35092), (849, 30380), (868, 29715), (930, 27734), (980, 26319), (1085, 23772), (1132, 22785), (1302, 19810), (1415, 18228), (1470, 17546), (1519, 16980), (1698, 15190), (1860, 13867), (1981, 13020), (2170, 11886), (2604, 9905), (2830, 9114), (2940, 8773), (3038, 8490), (3255, 7924), (3396, 7595), (3962, 6510), (4245, 6076), (4340, 5943), (4557, 5660)]