49487880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31723}}^1$

素因数の和:31750

約数の個数: 64

約数和(自身を含む): 159888960

約数和(自身を除く): 110401080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 31723, 63446, 95169, 126892, 158615, 190338, 253784, 317230, 380676, 412399, 475845, 634460, 761352, 824798, 951690, 1237197, 1268920, 1649596, 1903380, 2061995, 2474394, 3299192, 3806760, 4123990, 4948788, 6185985, 8247980, 9897576, 12371970, 16495960, 24743940, 49487880]

約数ペア:

[(1, 49487880), (2, 24743940), (3, 16495960), (4, 12371970), (5, 9897576), (6, 8247980), (8, 6185985), (10, 4948788), (12, 4123990), (13, 3806760), (15, 3299192), (20, 2474394), (24, 2061995), (26, 1903380), (30, 1649596), (39, 1268920), (40, 1237197), (52, 951690), (60, 824798), (65, 761352), (78, 634460), (104, 475845), (120, 412399), (130, 380676), (156, 317230), (195, 253784), (260, 190338), (312, 158615), (390, 126892), (520, 95169), (780, 63446), (1560, 31723)]