51582140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{307}}^1$

素因数の和:618

約数の個数: 48

約数和(自身を含む): 112594944

約数和(自身を除く): 61012804

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 271, 307, 310, 542, 614, 620, 1084, 1228, 1355, 1535, 2710, 3070, 5420, 6140, 8401, 9517, 16802, 19034, 33604, 38068, 42005, 47585, 83197, 84010, 95170, 166394, 168020, 190340, 332788, 415985, 831970, 1663940, 2579107, 5158214, 10316428, 12895535, 25791070, 51582140]

約数ペア:

[(1, 51582140), (2, 25791070), (4, 12895535), (5, 10316428), (10, 5158214), (20, 2579107), (31, 1663940), (62, 831970), (124, 415985), (155, 332788), (271, 190340), (307, 168020), (310, 166394), (542, 95170), (614, 84010), (620, 83197), (1084, 47585), (1228, 42005), (1355, 38068), (1535, 33604), (2710, 19034), (3070, 16802), (5420, 9517), (6140, 8401)]