171772900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{577}}^1$

素因数の和:833

約数の個数: 72

約数和(自身を含む): 403871720

約数和(自身を除く): 232098820

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 229, 260, 325, 458, 577, 650, 916, 1145, 1154, 1300, 2290, 2308, 2885, 2977, 4580, 5725, 5770, 5954, 7501, 11450, 11540, 11908, 14425, 14885, 15002, 22900, 28850, 29770, 30004, 37505, 57700, 59540, 74425, 75010, 132133, 148850, 150020, 187525, 264266, 297700, 375050, 528532, 660665, 750100, 1321330, 1717729, 2642660, 3303325, 3435458, 6606650, 6870916, 8588645, 13213300, 17177290, 34354580, 42943225, 85886450, 171772900]

約数ペア:

[(1, 171772900), (2, 85886450), (4, 42943225), (5, 34354580), (10, 17177290), (13, 13213300), (20, 8588645), (25, 6870916), (26, 6606650), (50, 3435458), (52, 3303325), (65, 2642660), (100, 1717729), (130, 1321330), (229, 750100), (260, 660665), (325, 528532), (458, 375050), (577, 297700), (650, 264266), (916, 187525), (1145, 150020), (1154, 148850), (1300, 132133), (2290, 75010), (2308, 74425), (2885, 59540), (2977, 57700), (4580, 37505), (5725, 30004), (5770, 29770), (5954, 28850), (7501, 22900), (11450, 15002), (11540, 14885), (11908, 14425)]