25918320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1367}}^1$

素因数の和:1462

約数の個数: 80

約数和(自身を含む): 81423360

約数和(自身を除く): 55505040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 79, 80, 120, 158, 237, 240, 316, 395, 474, 632, 790, 948, 1185, 1264, 1367, 1580, 1896, 2370, 2734, 3160, 3792, 4101, 4740, 5468, 6320, 6835, 8202, 9480, 10936, 13670, 16404, 18960, 20505, 21872, 27340, 32808, 41010, 54680, 65616, 82020, 107993, 109360, 164040, 215986, 323979, 328080, 431972, 539965, 647958, 863944, 1079930, 1295916, 1619895, 1727888, 2159860, 2591832, 3239790, 4319720, 5183664, 6479580, 8639440, 12959160, 25918320]

約数ペア:

[(1, 25918320), (2, 12959160), (3, 8639440), (4, 6479580), (5, 5183664), (6, 4319720), (8, 3239790), (10, 2591832), (12, 2159860), (15, 1727888), (16, 1619895), (20, 1295916), (24, 1079930), (30, 863944), (40, 647958), (48, 539965), (60, 431972), (79, 328080), (80, 323979), (120, 215986), (158, 164040), (237, 109360), (240, 107993), (316, 82020), (395, 65616), (474, 54680), (632, 41010), (790, 32808), (948, 27340), (1185, 21872), (1264, 20505), (1367, 18960), (1580, 16404), (1896, 13670), (2370, 10936), (2734, 9480), (3160, 8202), (3792, 6835), (4101, 6320), (4740, 5468)]