1644994970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{193}}^1\times {\mathrm{277}}^1$

素因数の和:675

約数の個数: 64

約数和(自身を含む): 3180262176

約数和(自身を除く): 1535267206

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 181, 193, 277, 362, 386, 554, 905, 965, 1385, 1810, 1930, 2770, 3077, 3281, 4709, 6154, 6562, 9418, 15385, 16405, 23545, 30770, 32810, 34933, 47090, 50137, 53461, 69866, 100274, 106922, 174665, 250685, 267305, 349330, 501370, 534610, 593861, 852329, 908837, 1187722, 1704658, 1817674, 2969305, 4261645, 4544185, 5938610, 8523290, 9088370, 9676441, 19352882, 48382205, 96764410, 164499497, 328998994, 822497485, 1644994970]

約数ペア:

[(1, 1644994970), (2, 822497485), (5, 328998994), (10, 164499497), (17, 96764410), (34, 48382205), (85, 19352882), (170, 9676441), (181, 9088370), (193, 8523290), (277, 5938610), (362, 4544185), (386, 4261645), (554, 2969305), (905, 1817674), (965, 1704658), (1385, 1187722), (1810, 908837), (1930, 852329), (2770, 593861), (3077, 534610), (3281, 501370), (4709, 349330), (6154, 267305), (6562, 250685), (9418, 174665), (15385, 106922), (16405, 100274), (23545, 69866), (30770, 53461), (32810, 50137), (34933, 47090)]