66241520

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{919}}^1$

素因数の和:1002

約数の個数: 80

約数和(自身を含む): 166328640

約数和(自身を除く): 100087120

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 53, 68, 80, 85, 106, 136, 170, 212, 265, 272, 340, 424, 530, 680, 848, 901, 919, 1060, 1360, 1802, 1838, 2120, 3604, 3676, 4240, 4505, 4595, 7208, 7352, 9010, 9190, 14416, 14704, 15623, 18020, 18380, 31246, 36040, 36760, 48707, 62492, 72080, 73520, 78115, 97414, 124984, 156230, 194828, 243535, 249968, 312460, 389656, 487070, 624920, 779312, 828019, 974140, 1249840, 1656038, 1948280, 3312076, 3896560, 4140095, 6624152, 8280190, 13248304, 16560380, 33120760, 66241520]

約数ペア:

[(1, 66241520), (2, 33120760), (4, 16560380), (5, 13248304), (8, 8280190), (10, 6624152), (16, 4140095), (17, 3896560), (20, 3312076), (34, 1948280), (40, 1656038), (53, 1249840), (68, 974140), (80, 828019), (85, 779312), (106, 624920), (136, 487070), (170, 389656), (212, 312460), (265, 249968), (272, 243535), (340, 194828), (424, 156230), (530, 124984), (680, 97414), (848, 78115), (901, 73520), (919, 72080), (1060, 62492), (1360, 48707), (1802, 36760), (1838, 36040), (2120, 31246), (3604, 18380), (3676, 18020), (4240, 15623), (4505, 14704), (4595, 14416), (7208, 9190), (7352, 9010)]