802691320

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{12613}}^1$

素因数の和:12704

約数の個数: 64

約数和(自身を含む): 1898154720

約数和(自身を除く): 1095463400

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 43, 74, 86, 148, 172, 185, 215, 296, 344, 370, 430, 740, 860, 1480, 1591, 1720, 3182, 6364, 7955, 12613, 12728, 15910, 25226, 31820, 50452, 63065, 63640, 100904, 126130, 252260, 466681, 504520, 542359, 933362, 1084718, 1866724, 2169436, 2333405, 2711795, 3733448, 4338872, 4666810, 5423590, 9333620, 10847180, 18667240, 20067283, 21694360, 40134566, 80269132, 100336415, 160538264, 200672830, 401345660, 802691320]

約数ペア:

[(1, 802691320), (2, 401345660), (4, 200672830), (5, 160538264), (8, 100336415), (10, 80269132), (20, 40134566), (37, 21694360), (40, 20067283), (43, 18667240), (74, 10847180), (86, 9333620), (148, 5423590), (172, 4666810), (185, 4338872), (215, 3733448), (296, 2711795), (344, 2333405), (370, 2169436), (430, 1866724), (740, 1084718), (860, 933362), (1480, 542359), (1591, 504520), (1720, 466681), (3182, 252260), (6364, 126130), (7955, 100904), (12613, 63640), (12728, 63065), (15910, 50452), (25226, 31820)]