25381080

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{331}}^1$

素因数の和:422

約数の個数: 128

約数和(自身を含む): 86054400

約数和(自身を除く): 60673320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 71, 72, 90, 108, 120, 135, 142, 180, 213, 216, 270, 284, 331, 355, 360, 426, 540, 568, 639, 662, 710, 852, 993, 1065, 1080, 1278, 1324, 1420, 1655, 1704, 1917, 1986, 2130, 2556, 2648, 2840, 2979, 3195, 3310, 3834, 3972, 4260, 4965, 5112, 5958, 6390, 6620, 7668, 7944, 8520, 8937, 9585, 9930, 11916, 12780, 13240, 14895, 15336, 17874, 19170, 19860, 23501, 23832, 25560, 29790, 35748, 38340, 39720, 44685, 47002, 59580, 70503, 71496, 76680, 89370, 94004, 117505, 119160, 141006, 178740, 188008, 211509, 235010, 282012, 352515, 357480, 423018, 470020, 564024, 634527, 705030, 846036, 940040, 1057545, 1269054, 1410060, 1692072, 2115090, 2538108, 2820120, 3172635, 4230180, 5076216, 6345270, 8460360, 12690540, 25381080]

約数ペア:

[(1, 25381080), (2, 12690540), (3, 8460360), (4, 6345270), (5, 5076216), (6, 4230180), (8, 3172635), (9, 2820120), (10, 2538108), (12, 2115090), (15, 1692072), (18, 1410060), (20, 1269054), (24, 1057545), (27, 940040), (30, 846036), (36, 705030), (40, 634527), (45, 564024), (54, 470020), (60, 423018), (71, 357480), (72, 352515), (90, 282012), (108, 235010), (120, 211509), (135, 188008), (142, 178740), (180, 141006), (213, 119160), (216, 117505), (270, 94004), (284, 89370), (331, 76680), (355, 71496), (360, 70503), (426, 59580), (540, 47002), (568, 44685), (639, 39720), (662, 38340), (710, 35748), (852, 29790), (993, 25560), (1065, 23832), (1080, 23501), (1278, 19860), (1324, 19170), (1420, 17874), (1655, 15336), (1704, 14895), (1917, 13240), (1986, 12780), (2130, 11916), (2556, 9930), (2648, 9585), (2840, 8937), (2979, 8520), (3195, 7944), (3310, 7668), (3834, 6620), (3972, 6390), (4260, 5958), (4965, 5112)]