25718220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1$

素因数の和:476

約数の個数: 144

約数和(自身を含む): 88058880

約数和(自身を除く): 62340660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 31, 33, 36, 44, 45, 55, 60, 62, 66, 90, 93, 99, 110, 124, 132, 155, 165, 180, 186, 198, 220, 279, 310, 330, 341, 372, 396, 419, 465, 495, 558, 620, 660, 682, 838, 930, 990, 1023, 1116, 1257, 1364, 1395, 1676, 1705, 1860, 1980, 2046, 2095, 2514, 2790, 3069, 3410, 3771, 4092, 4190, 4609, 5028, 5115, 5580, 6138, 6285, 6820, 7542, 8380, 9218, 10230, 12276, 12570, 12989, 13827, 15084, 15345, 18436, 18855, 20460, 23045, 25140, 25978, 27654, 30690, 37710, 38967, 41481, 46090, 51956, 55308, 61380, 64945, 69135, 75420, 77934, 82962, 92180, 116901, 129890, 138270, 142879, 155868, 165924, 194835, 207405, 233802, 259780, 276540, 285758, 389670, 414810, 428637, 467604, 571516, 584505, 714395, 779340, 829620, 857274, 1169010, 1285911, 1428790, 1714548, 2143185, 2338020, 2571822, 2857580, 4286370, 5143644, 6429555, 8572740, 12859110, 25718220]

約数ペア:

[(1, 25718220), (2, 12859110), (3, 8572740), (4, 6429555), (5, 5143644), (6, 4286370), (9, 2857580), (10, 2571822), (11, 2338020), (12, 2143185), (15, 1714548), (18, 1428790), (20, 1285911), (22, 1169010), (30, 857274), (31, 829620), (33, 779340), (36, 714395), (44, 584505), (45, 571516), (55, 467604), (60, 428637), (62, 414810), (66, 389670), (90, 285758), (93, 276540), (99, 259780), (110, 233802), (124, 207405), (132, 194835), (155, 165924), (165, 155868), (180, 142879), (186, 138270), (198, 129890), (220, 116901), (279, 92180), (310, 82962), (330, 77934), (341, 75420), (372, 69135), (396, 64945), (419, 61380), (465, 55308), (495, 51956), (558, 46090), (620, 41481), (660, 38967), (682, 37710), (838, 30690), (930, 27654), (990, 25978), (1023, 25140), (1116, 23045), (1257, 20460), (1364, 18855), (1395, 18436), (1676, 15345), (1705, 15084), (1860, 13827), (1980, 12989), (2046, 12570), (2095, 12276), (2514, 10230), (2790, 9218), (3069, 8380), (3410, 7542), (3771, 6820), (4092, 6285), (4190, 6138), (4609, 5580), (5028, 5115)]