165278540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{40709}}^1$

素因数の和:40754

約数の個数: 48

約数和(自身を含む): 410356800

約数和(自身を除く): 245078260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 40709, 81418, 162836, 203545, 284963, 407090, 569926, 814180, 1139852, 1180561, 1424815, 2361122, 2849630, 4722244, 5699260, 5902805, 8263927, 11805610, 16527854, 23611220, 33055708, 41319635, 82639270, 165278540]

約数ペア:

[(1, 165278540), (2, 82639270), (4, 41319635), (5, 33055708), (7, 23611220), (10, 16527854), (14, 11805610), (20, 8263927), (28, 5902805), (29, 5699260), (35, 4722244), (58, 2849630), (70, 2361122), (116, 1424815), (140, 1180561), (145, 1139852), (203, 814180), (290, 569926), (406, 407090), (580, 284963), (812, 203545), (1015, 162836), (2030, 81418), (4060, 40709)]