53013036700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{104831}}^1$

素因数の和:105247

約数の個数: 72

約数和(自身を含む): 124207050240

約数和(自身を除く): 71194013540

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 389, 650, 778, 1300, 1556, 1945, 3890, 5057, 7780, 9725, 10114, 19450, 20228, 25285, 38900, 50570, 101140, 104831, 126425, 209662, 252850, 419324, 505700, 524155, 1048310, 1362803, 2096620, 2620775, 2725606, 5241550, 5451212, 6814015, 10483100, 13628030, 27256060, 34070075, 40779259, 68140150, 81558518, 136280300, 163117036, 203896295, 407792590, 530130367, 815585180, 1019481475, 1060260734, 2038962950, 2120521468, 2650651835, 4077925900, 5301303670, 10602607340, 13253259175, 26506518350, 53013036700]

約数ペア:

[(1, 53013036700), (2, 26506518350), (4, 13253259175), (5, 10602607340), (10, 5301303670), (13, 4077925900), (20, 2650651835), (25, 2120521468), (26, 2038962950), (50, 1060260734), (52, 1019481475), (65, 815585180), (100, 530130367), (130, 407792590), (260, 203896295), (325, 163117036), (389, 136280300), (650, 81558518), (778, 68140150), (1300, 40779259), (1556, 34070075), (1945, 27256060), (3890, 13628030), (5057, 10483100), (7780, 6814015), (9725, 5451212), (10114, 5241550), (19450, 2725606), (20228, 2620775), (25285, 2096620), (38900, 1362803), (50570, 1048310), (101140, 524155), (104831, 505700), (126425, 419324), (209662, 252850)]