173081680

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{691}}^1$

素因数の和:836

約数の個数: 80

約数和(自身を含む): 420115968

約数和(自身を除く): 247034288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 101, 124, 155, 202, 248, 310, 404, 496, 505, 620, 691, 808, 1010, 1240, 1382, 1616, 2020, 2480, 2764, 3131, 3455, 4040, 5528, 6262, 6910, 8080, 11056, 12524, 13820, 15655, 21421, 25048, 27640, 31310, 42842, 50096, 55280, 62620, 69791, 85684, 107105, 125240, 139582, 171368, 214210, 250480, 279164, 342736, 348955, 428420, 558328, 697910, 856840, 1116656, 1395820, 1713680, 2163521, 2791640, 4327042, 5583280, 8654084, 10817605, 17308168, 21635210, 34616336, 43270420, 86540840, 173081680]

約数ペア:

[(1, 173081680), (2, 86540840), (4, 43270420), (5, 34616336), (8, 21635210), (10, 17308168), (16, 10817605), (20, 8654084), (31, 5583280), (40, 4327042), (62, 2791640), (80, 2163521), (101, 1713680), (124, 1395820), (155, 1116656), (202, 856840), (248, 697910), (310, 558328), (404, 428420), (496, 348955), (505, 342736), (620, 279164), (691, 250480), (808, 214210), (1010, 171368), (1240, 139582), (1382, 125240), (1616, 107105), (2020, 85684), (2480, 69791), (2764, 62620), (3131, 55280), (3455, 50096), (4040, 42842), (5528, 31310), (6262, 27640), (6910, 25048), (8080, 21421), (11056, 15655), (12524, 13820)]