353199860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{83}}^1\times {\mathrm{1259}}^1$

素因数の和:1377

約数の個数: 72

約数和(自身を含む): 813486240

約数和(自身を除く): 460286380

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 83, 130, 166, 169, 260, 332, 338, 415, 676, 830, 845, 1079, 1259, 1660, 1690, 2158, 2518, 3380, 4316, 5036, 5395, 6295, 10790, 12590, 14027, 16367, 21580, 25180, 28054, 32734, 56108, 65468, 70135, 81835, 104497, 140270, 163670, 208994, 212771, 280540, 327340, 417988, 425542, 522485, 851084, 1044970, 1063855, 1358461, 2089940, 2127710, 2716922, 4255420, 5433844, 6792305, 13584610, 17659993, 27169220, 35319986, 70639972, 88299965, 176599930, 353199860]

約数ペア:

[(1, 353199860), (2, 176599930), (4, 88299965), (5, 70639972), (10, 35319986), (13, 27169220), (20, 17659993), (26, 13584610), (52, 6792305), (65, 5433844), (83, 4255420), (130, 2716922), (166, 2127710), (169, 2089940), (260, 1358461), (332, 1063855), (338, 1044970), (415, 851084), (676, 522485), (830, 425542), (845, 417988), (1079, 327340), (1259, 280540), (1660, 212771), (1690, 208994), (2158, 163670), (2518, 140270), (3380, 104497), (4316, 81835), (5036, 70135), (5395, 65468), (6295, 56108), (10790, 32734), (12590, 28054), (14027, 25180), (16367, 21580)]