42848780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1699}}^1$

素因数の和:1818

約数の個数: 48

約数和(自身を含む): 97960800

約数和(自身を除く): 55112020

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 97, 130, 194, 260, 388, 485, 970, 1261, 1699, 1940, 2522, 3398, 5044, 6305, 6796, 8495, 12610, 16990, 22087, 25220, 33980, 44174, 88348, 110435, 164803, 220870, 329606, 441740, 659212, 824015, 1648030, 2142439, 3296060, 4284878, 8569756, 10712195, 21424390, 42848780]

約数ペア:

[(1, 42848780), (2, 21424390), (4, 10712195), (5, 8569756), (10, 4284878), (13, 3296060), (20, 2142439), (26, 1648030), (52, 824015), (65, 659212), (97, 441740), (130, 329606), (194, 220870), (260, 164803), (388, 110435), (485, 88348), (970, 44174), (1261, 33980), (1699, 25220), (1940, 22087), (2522, 16990), (3398, 12610), (5044, 8495), (6305, 6796)]