51494820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{617}}^1$

素因数の和:749

約数の個数: 96

約数和(自身を含む): 156981888

約数和(自身を除く): 105487068

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 107, 130, 156, 195, 214, 260, 321, 390, 428, 535, 617, 642, 780, 1070, 1234, 1284, 1391, 1605, 1851, 2140, 2468, 2782, 3085, 3210, 3702, 4173, 5564, 6170, 6420, 6955, 7404, 8021, 8346, 9255, 12340, 13910, 16042, 16692, 18510, 20865, 24063, 27820, 32084, 37020, 40105, 41730, 48126, 66019, 80210, 83460, 96252, 120315, 132038, 160420, 198057, 240630, 264076, 330095, 396114, 481260, 660190, 792228, 858247, 990285, 1320380, 1716494, 1980570, 2574741, 3432988, 3961140, 4291235, 5149482, 8582470, 10298964, 12873705, 17164940, 25747410, 51494820]

約数ペア:

[(1, 51494820), (2, 25747410), (3, 17164940), (4, 12873705), (5, 10298964), (6, 8582470), (10, 5149482), (12, 4291235), (13, 3961140), (15, 3432988), (20, 2574741), (26, 1980570), (30, 1716494), (39, 1320380), (52, 990285), (60, 858247), (65, 792228), (78, 660190), (107, 481260), (130, 396114), (156, 330095), (195, 264076), (214, 240630), (260, 198057), (321, 160420), (390, 132038), (428, 120315), (535, 96252), (617, 83460), (642, 80210), (780, 66019), (1070, 48126), (1234, 41730), (1284, 40105), (1391, 37020), (1605, 32084), (1851, 27820), (2140, 24063), (2468, 20865), (2782, 18510), (3085, 16692), (3210, 16042), (3702, 13910), (4173, 12340), (5564, 9255), (6170, 8346), (6420, 8021), (6955, 7404)]