8571160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{311}}^1$

素因数の和:388

約数の個数: 64

約数和(自身を含む): 21228480

約数和(自身を除く): 12657320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 53, 65, 104, 106, 130, 212, 260, 265, 311, 424, 520, 530, 622, 689, 1060, 1244, 1378, 1555, 2120, 2488, 2756, 3110, 3445, 4043, 5512, 6220, 6890, 8086, 12440, 13780, 16172, 16483, 20215, 27560, 32344, 32966, 40430, 65932, 80860, 82415, 131864, 161720, 164830, 214279, 329660, 428558, 659320, 857116, 1071395, 1714232, 2142790, 4285580, 8571160]

約数ペア:

[(1, 8571160), (2, 4285580), (4, 2142790), (5, 1714232), (8, 1071395), (10, 857116), (13, 659320), (20, 428558), (26, 329660), (40, 214279), (52, 164830), (53, 161720), (65, 131864), (104, 82415), (106, 80860), (130, 65932), (212, 40430), (260, 32966), (265, 32344), (311, 27560), (424, 20215), (520, 16483), (530, 16172), (622, 13780), (689, 12440), (1060, 8086), (1244, 6890), (1378, 6220), (1555, 5512), (2120, 4043), (2488, 3445), (2756, 3110)]