91581880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{3323}}^1$

素因数の和:3400

約数の個数: 64

約数和(自身を含む): 226164960

約数和(自身を除く): 134583080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 53, 65, 104, 106, 130, 212, 260, 265, 424, 520, 530, 689, 1060, 1378, 2120, 2756, 3323, 3445, 5512, 6646, 6890, 13292, 13780, 16615, 26584, 27560, 33230, 43199, 66460, 86398, 132920, 172796, 176119, 215995, 345592, 352238, 431990, 704476, 863980, 880595, 1408952, 1727960, 1761190, 2289547, 3522380, 4579094, 7044760, 9158188, 11447735, 18316376, 22895470, 45790940, 91581880]

約数ペア:

[(1, 91581880), (2, 45790940), (4, 22895470), (5, 18316376), (8, 11447735), (10, 9158188), (13, 7044760), (20, 4579094), (26, 3522380), (40, 2289547), (52, 1761190), (53, 1727960), (65, 1408952), (104, 880595), (106, 863980), (130, 704476), (212, 431990), (260, 352238), (265, 345592), (424, 215995), (520, 176119), (530, 172796), (689, 132920), (1060, 86398), (1378, 66460), (2120, 43199), (2756, 33230), (3323, 27560), (3445, 26584), (5512, 16615), (6646, 13780), (6890, 13292)]