2550878840

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{89}}^2\times {\mathrm{97}}^1$

素因数の和:369

約数の個数: 96

約数和(自身を含む): 5935189680

約数和(自身を除く): 3384310840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 89, 97, 166, 178, 194, 332, 356, 388, 415, 445, 485, 664, 712, 776, 830, 890, 970, 1660, 1780, 1940, 3320, 3560, 3880, 7387, 7921, 8051, 8633, 14774, 15842, 16102, 17266, 29548, 31684, 32204, 34532, 36935, 39605, 40255, 43165, 59096, 63368, 64408, 69064, 73870, 79210, 80510, 86330, 147740, 158420, 161020, 172660, 295480, 316840, 322040, 345320, 657443, 716539, 768337, 1314886, 1433078, 1536674, 2629772, 2866156, 3073348, 3287215, 3582695, 3841685, 5259544, 5732312, 6146696, 6574430, 7165390, 7683370, 13148860, 14330780, 15366740, 26297720, 28661560, 30733480, 63771971, 127543942, 255087884, 318859855, 510175768, 637719710, 1275439420, 2550878840]

約数ペア:

[(1, 2550878840), (2, 1275439420), (4, 637719710), (5, 510175768), (8, 318859855), (10, 255087884), (20, 127543942), (40, 63771971), (83, 30733480), (89, 28661560), (97, 26297720), (166, 15366740), (178, 14330780), (194, 13148860), (332, 7683370), (356, 7165390), (388, 6574430), (415, 6146696), (445, 5732312), (485, 5259544), (664, 3841685), (712, 3582695), (776, 3287215), (830, 3073348), (890, 2866156), (970, 2629772), (1660, 1536674), (1780, 1433078), (1940, 1314886), (3320, 768337), (3560, 716539), (3880, 657443), (7387, 345320), (7921, 322040), (8051, 316840), (8633, 295480), (14774, 172660), (15842, 161020), (16102, 158420), (17266, 147740), (29548, 86330), (31684, 80510), (32204, 79210), (34532, 73870), (36935, 69064), (39605, 64408), (40255, 63368), (43165, 59096)]