80006640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{47623}}^1$

素因数の和:47646

約数の個数: 80

約数和(自身を含む): 283458048

約数和(自身を除く): 203451408

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 47623, 95246, 142869, 190492, 238115, 285738, 333361, 380984, 476230, 571476, 666722, 714345, 761968, 952460, 1000083, 1142952, 1333444, 1428690, 1666805, 1904920, 2000166, 2285904, 2666888, 2857380, 3333610, 3809840, 4000332, 5000415, 5333776, 5714760, 6667220, 8000664, 10000830, 11429520, 13334440, 16001328, 20001660, 26668880, 40003320, 80006640]

約数ペア:

[(1, 80006640), (2, 40003320), (3, 26668880), (4, 20001660), (5, 16001328), (6, 13334440), (7, 11429520), (8, 10000830), (10, 8000664), (12, 6667220), (14, 5714760), (15, 5333776), (16, 5000415), (20, 4000332), (21, 3809840), (24, 3333610), (28, 2857380), (30, 2666888), (35, 2285904), (40, 2000166), (42, 1904920), (48, 1666805), (56, 1428690), (60, 1333444), (70, 1142952), (80, 1000083), (84, 952460), (105, 761968), (112, 714345), (120, 666722), (140, 571476), (168, 476230), (210, 380984), (240, 333361), (280, 285738), (336, 238115), (420, 190492), (560, 142869), (840, 95246), (1680, 47623)]