38790850

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{223}}^1$

素因数の和:320

約数の個数: 72

約数和(自身を含む): 85494528

約数和(自身を除く): 46703678

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 71, 98, 142, 175, 223, 245, 350, 355, 446, 490, 497, 710, 994, 1115, 1225, 1561, 1775, 2230, 2450, 2485, 3122, 3479, 3550, 4970, 5575, 6958, 7805, 10927, 11150, 12425, 15610, 15833, 17395, 21854, 24850, 31666, 34790, 39025, 54635, 78050, 79165, 86975, 109270, 110831, 158330, 173950, 221662, 273175, 395825, 546350, 554155, 775817, 791650, 1108310, 1551634, 2770775, 3879085, 5541550, 7758170, 19395425, 38790850]

約数ペア:

[(1, 38790850), (2, 19395425), (5, 7758170), (7, 5541550), (10, 3879085), (14, 2770775), (25, 1551634), (35, 1108310), (49, 791650), (50, 775817), (70, 554155), (71, 546350), (98, 395825), (142, 273175), (175, 221662), (223, 173950), (245, 158330), (350, 110831), (355, 109270), (446, 86975), (490, 79165), (497, 78050), (710, 54635), (994, 39025), (1115, 34790), (1225, 31666), (1561, 24850), (1775, 21854), (2230, 17395), (2450, 15833), (2485, 15610), (3122, 12425), (3479, 11150), (3550, 10927), (4970, 7805), (5575, 6958)]