25403520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:254

約数の個数: 128

約数和(自身を含む): 82399680

約数和(自身を除く): 56996160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 101, 120, 128, 131, 160, 192, 202, 240, 262, 303, 320, 384, 393, 404, 480, 505, 524, 606, 640, 655, 786, 808, 960, 1010, 1048, 1212, 1310, 1515, 1572, 1616, 1920, 1965, 2020, 2096, 2424, 2620, 3030, 3144, 3232, 3930, 4040, 4192, 4848, 5240, 6060, 6288, 6464, 7860, 8080, 8384, 9696, 10480, 12120, 12576, 12928, 13231, 15720, 16160, 16768, 19392, 20960, 24240, 25152, 26462, 31440, 32320, 38784, 39693, 41920, 48480, 50304, 52924, 62880, 64640, 66155, 79386, 83840, 96960, 105848, 125760, 132310, 158772, 193920, 198465, 211696, 251520, 264620, 317544, 396930, 423392, 529240, 635088, 793860, 846784, 1058480, 1270176, 1587720, 1693568, 2116960, 2540352, 3175440, 4233920, 5080704, 6350880, 8467840, 12701760, 25403520]

約数ペア:

[(1, 25403520), (2, 12701760), (3, 8467840), (4, 6350880), (5, 5080704), (6, 4233920), (8, 3175440), (10, 2540352), (12, 2116960), (15, 1693568), (16, 1587720), (20, 1270176), (24, 1058480), (30, 846784), (32, 793860), (40, 635088), (48, 529240), (60, 423392), (64, 396930), (80, 317544), (96, 264620), (101, 251520), (120, 211696), (128, 198465), (131, 193920), (160, 158772), (192, 132310), (202, 125760), (240, 105848), (262, 96960), (303, 83840), (320, 79386), (384, 66155), (393, 64640), (404, 62880), (480, 52924), (505, 50304), (524, 48480), (606, 41920), (640, 39693), (655, 38784), (786, 32320), (808, 31440), (960, 26462), (1010, 25152), (1048, 24240), (1212, 20960), (1310, 19392), (1515, 16768), (1572, 16160), (1616, 15720), (1920, 13231), (1965, 12928), (2020, 12576), (2096, 12120), (2424, 10480), (2620, 9696), (3030, 8384), (3144, 8080), (3232, 7860), (3930, 6464), (4040, 6288), (4192, 6060), (4848, 5240)]