1279107256900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{14719301}}^1$

素因数の和:14719405

約数の個数: 72

約数和(自身を含む): 3066324992640

約数和(自身を除く): 1787217735740

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 79, 100, 110, 158, 220, 275, 316, 395, 550, 790, 869, 1100, 1580, 1738, 1975, 3476, 3950, 4345, 7900, 8690, 17380, 21725, 43450, 86900, 14719301, 29438602, 58877204, 73596505, 147193010, 161912311, 294386020, 323824622, 367982525, 647649244, 735965050, 809561555, 1162824779, 1471930100, 1619123110, 2325649558, 3238246220, 4047807775, 4651299116, 5814123895, 8095615550, 11628247790, 12791072569, 16191231100, 23256495580, 25582145138, 29070619475, 51164290276, 58141238950, 63955362845, 116282477900, 127910725690, 255821451380, 319776814225, 639553628450, 1279107256900]

約数ペア:

[(1, 1279107256900), (2, 639553628450), (4, 319776814225), (5, 255821451380), (10, 127910725690), (11, 116282477900), (20, 63955362845), (22, 58141238950), (25, 51164290276), (44, 29070619475), (50, 25582145138), (55, 23256495580), (79, 16191231100), (100, 12791072569), (110, 11628247790), (158, 8095615550), (220, 5814123895), (275, 4651299116), (316, 4047807775), (395, 3238246220), (550, 2325649558), (790, 1619123110), (869, 1471930100), (1100, 1162824779), (1580, 809561555), (1738, 735965050), (1975, 647649244), (3476, 367982525), (3950, 323824622), (4345, 294386020), (7900, 161912311), (8690, 147193010), (17380, 73596505), (21725, 58877204), (43450, 29438602), (86900, 14719301)]