654282460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{25943}}^1$

素因数の和:26062

約数の個数: 48

約数和(自身を含む): 1494997056

約数和(自身を除く): 840714596

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 97, 130, 194, 260, 388, 485, 970, 1261, 1940, 2522, 5044, 6305, 12610, 25220, 25943, 51886, 103772, 129715, 259430, 337259, 518860, 674518, 1349036, 1686295, 2516471, 3372590, 5032942, 6745180, 10065884, 12582355, 25164710, 32714123, 50329420, 65428246, 130856492, 163570615, 327141230, 654282460]

約数ペア:

[(1, 654282460), (2, 327141230), (4, 163570615), (5, 130856492), (10, 65428246), (13, 50329420), (20, 32714123), (26, 25164710), (52, 12582355), (65, 10065884), (97, 6745180), (130, 5032942), (194, 3372590), (260, 2516471), (388, 1686295), (485, 1349036), (970, 674518), (1261, 518860), (1940, 337259), (2522, 259430), (5044, 129715), (6305, 103772), (12610, 51886), (25220, 25943)]