49276760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{491}}^1$

素因数の和:708

約数の個数: 64

約数和(自身を含む): 120264480

約数和(自身を除く): 70987720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 193, 260, 386, 491, 520, 772, 965, 982, 1544, 1930, 1964, 2455, 2509, 3860, 3928, 4910, 5018, 6383, 7720, 9820, 10036, 12545, 12766, 19640, 20072, 25090, 25532, 31915, 50180, 51064, 63830, 94763, 100360, 127660, 189526, 255320, 379052, 473815, 758104, 947630, 1231919, 1895260, 2463838, 3790520, 4927676, 6159595, 9855352, 12319190, 24638380, 49276760]

約数ペア:

[(1, 49276760), (2, 24638380), (4, 12319190), (5, 9855352), (8, 6159595), (10, 4927676), (13, 3790520), (20, 2463838), (26, 1895260), (40, 1231919), (52, 947630), (65, 758104), (104, 473815), (130, 379052), (193, 255320), (260, 189526), (386, 127660), (491, 100360), (520, 94763), (772, 63830), (965, 51064), (982, 50180), (1544, 31915), (1930, 25532), (1964, 25090), (2455, 20072), (2509, 19640), (3860, 12766), (3928, 12545), (4910, 10036), (5018, 9820), (6383, 7720)]