668814008

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{991}}^1\times {\mathrm{2909}}^1$

素因数の和:3935

約数の個数: 32

約数和(自身を含む): 1299024000

約数和(自身を除く): 630209992

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 991, 1982, 2909, 3964, 5818, 7928, 11636, 23272, 28739, 57478, 84361, 114956, 168722, 229912, 337444, 674888, 2882819, 5765638, 11531276, 23062552, 83601751, 167203502, 334407004, 668814008]

約数ペア:

[(1, 668814008), (2, 334407004), (4, 167203502), (8, 83601751), (29, 23062552), (58, 11531276), (116, 5765638), (232, 2882819), (991, 674888), (1982, 337444), (2909, 229912), (3964, 168722), (5818, 114956), (7928, 84361), (11636, 57478), (23272, 28739)]