196864880

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{487}}^1$

素因数の和:694

約数の個数: 80

約数和(自身を含む): 476350464

約数和(自身を除く): 279485584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 163, 248, 310, 326, 487, 496, 620, 652, 815, 974, 1240, 1304, 1630, 1948, 2435, 2480, 2608, 3260, 3896, 4870, 5053, 6520, 7792, 9740, 10106, 13040, 15097, 19480, 20212, 25265, 30194, 38960, 40424, 50530, 60388, 75485, 79381, 80848, 101060, 120776, 150970, 158762, 202120, 241552, 301940, 317524, 396905, 404240, 603880, 635048, 793810, 1207760, 1270096, 1587620, 2460811, 3175240, 4921622, 6350480, 9843244, 12304055, 19686488, 24608110, 39372976, 49216220, 98432440, 196864880]

約数ペア:

[(1, 196864880), (2, 98432440), (4, 49216220), (5, 39372976), (8, 24608110), (10, 19686488), (16, 12304055), (20, 9843244), (31, 6350480), (40, 4921622), (62, 3175240), (80, 2460811), (124, 1587620), (155, 1270096), (163, 1207760), (248, 793810), (310, 635048), (326, 603880), (487, 404240), (496, 396905), (620, 317524), (652, 301940), (815, 241552), (974, 202120), (1240, 158762), (1304, 150970), (1630, 120776), (1948, 101060), (2435, 80848), (2480, 79381), (2608, 75485), (3260, 60388), (3896, 50530), (4870, 40424), (5053, 38960), (6520, 30194), (7792, 25265), (9740, 20212), (10106, 19480), (13040, 15097)]