83905150

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1489}}^1$

素因数の和:1538

約数の個数: 72

約数和(自身を含む): 189563760

約数和(自身を除く): 105658610

約数列:

[1, 2, 5, 7, 10, 14, 23, 25, 35, 46, 49, 50, 70, 98, 115, 161, 175, 230, 245, 322, 350, 490, 575, 805, 1127, 1150, 1225, 1489, 1610, 2254, 2450, 2978, 4025, 5635, 7445, 8050, 10423, 11270, 14890, 20846, 28175, 34247, 37225, 52115, 56350, 68494, 72961, 74450, 104230, 145922, 171235, 239729, 260575, 342470, 364805, 479458, 521150, 729610, 856175, 1198645, 1678103, 1712350, 1824025, 2397290, 3356206, 3648050, 5993225, 8390515, 11986450, 16781030, 41952575, 83905150]

約数ペア:

[(1, 83905150), (2, 41952575), (5, 16781030), (7, 11986450), (10, 8390515), (14, 5993225), (23, 3648050), (25, 3356206), (35, 2397290), (46, 1824025), (49, 1712350), (50, 1678103), (70, 1198645), (98, 856175), (115, 729610), (161, 521150), (175, 479458), (230, 364805), (245, 342470), (322, 260575), (350, 239729), (490, 171235), (575, 145922), (805, 104230), (1127, 74450), (1150, 72961), (1225, 68494), (1489, 56350), (1610, 52115), (2254, 37225), (2450, 34247), (2978, 28175), (4025, 20846), (5635, 14890), (7445, 11270), (8050, 10423)]