71375720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{433}}^1$

素因数の和:774

約数の個数: 64

約数和(自身を含む): 173895120

約数和(自身を除く): 102519400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 317, 433, 520, 634, 866, 1268, 1585, 1732, 2165, 2536, 3170, 3464, 4121, 4330, 5629, 6340, 8242, 8660, 11258, 12680, 16484, 17320, 20605, 22516, 28145, 32968, 41210, 45032, 56290, 82420, 112580, 137261, 164840, 225160, 274522, 549044, 686305, 1098088, 1372610, 1784393, 2745220, 3568786, 5490440, 7137572, 8921965, 14275144, 17843930, 35687860, 71375720]

約数ペア:

[(1, 71375720), (2, 35687860), (4, 17843930), (5, 14275144), (8, 8921965), (10, 7137572), (13, 5490440), (20, 3568786), (26, 2745220), (40, 1784393), (52, 1372610), (65, 1098088), (104, 686305), (130, 549044), (260, 274522), (317, 225160), (433, 164840), (520, 137261), (634, 112580), (866, 82420), (1268, 56290), (1585, 45032), (1732, 41210), (2165, 32968), (2536, 28145), (3170, 22516), (3464, 20605), (4121, 17320), (4330, 16484), (5629, 12680), (6340, 11258), (8242, 8660)]