665463760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{12073}}^1$

素因数の和:12152

約数の個数: 80

約数和(自身を含む): 1697797584

約数和(自身を除く): 1032333824

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 53, 65, 80, 104, 106, 130, 208, 212, 260, 265, 424, 520, 530, 689, 848, 1040, 1060, 1378, 2120, 2756, 3445, 4240, 5512, 6890, 11024, 12073, 13780, 24146, 27560, 48292, 55120, 60365, 96584, 120730, 156949, 193168, 241460, 313898, 482920, 627796, 639869, 784745, 965840, 1255592, 1279738, 1569490, 2511184, 2559476, 3138980, 3199345, 5118952, 6277960, 6398690, 8318297, 10237904, 12555920, 12797380, 16636594, 25594760, 33273188, 41591485, 51189520, 66546376, 83182970, 133092752, 166365940, 332731880, 665463760]

約数ペア:

[(1, 665463760), (2, 332731880), (4, 166365940), (5, 133092752), (8, 83182970), (10, 66546376), (13, 51189520), (16, 41591485), (20, 33273188), (26, 25594760), (40, 16636594), (52, 12797380), (53, 12555920), (65, 10237904), (80, 8318297), (104, 6398690), (106, 6277960), (130, 5118952), (208, 3199345), (212, 3138980), (260, 2559476), (265, 2511184), (424, 1569490), (520, 1279738), (530, 1255592), (689, 965840), (848, 784745), (1040, 639869), (1060, 627796), (1378, 482920), (2120, 313898), (2756, 241460), (3445, 193168), (4240, 156949), (5512, 120730), (6890, 96584), (11024, 60365), (12073, 55120), (13780, 48292), (24146, 27560)]