8457670

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:169

約数の個数: 64

約数和(自身を含む): 17962560

約数和(自身を除く): 9504890

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 43, 65, 85, 86, 89, 130, 170, 178, 215, 221, 430, 442, 445, 559, 731, 890, 1105, 1118, 1157, 1462, 1513, 2210, 2314, 2795, 3026, 3655, 3827, 5590, 5785, 7310, 7565, 7654, 9503, 11570, 15130, 19006, 19135, 19669, 38270, 39338, 47515, 49751, 65059, 95030, 98345, 99502, 130118, 196690, 248755, 325295, 497510, 650590, 845767, 1691534, 4228835, 8457670]

約数ペア:

[(1, 8457670), (2, 4228835), (5, 1691534), (10, 845767), (13, 650590), (17, 497510), (26, 325295), (34, 248755), (43, 196690), (65, 130118), (85, 99502), (86, 98345), (89, 95030), (130, 65059), (170, 49751), (178, 47515), (215, 39338), (221, 38270), (430, 19669), (442, 19135), (445, 19006), (559, 15130), (731, 11570), (890, 9503), (1105, 7654), (1118, 7565), (1157, 7310), (1462, 5785), (1513, 5590), (2210, 3827), (2314, 3655), (2795, 3026)]