521124380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{509}}^1$

素因数の和:699

約数の個数: 96

約数和(自身を含む): 1283143680

約数和(自身を除く): 762019300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 103, 140, 142, 206, 284, 355, 412, 497, 509, 515, 710, 721, 994, 1018, 1030, 1420, 1442, 1988, 2036, 2060, 2485, 2545, 2884, 3563, 3605, 4970, 5090, 7126, 7210, 7313, 9940, 10180, 14252, 14420, 14626, 17815, 29252, 35630, 36139, 36565, 51191, 52427, 71260, 72278, 73130, 102382, 104854, 144556, 146260, 180695, 204764, 209708, 252973, 255955, 262135, 361390, 366989, 505946, 511910, 524270, 722780, 733978, 1011892, 1023820, 1048540, 1264865, 1467956, 1834945, 2529730, 3669890, 3722317, 5059460, 7339780, 7444634, 14889268, 18611585, 26056219, 37223170, 52112438, 74446340, 104224876, 130281095, 260562190, 521124380]

約数ペア:

[(1, 521124380), (2, 260562190), (4, 130281095), (5, 104224876), (7, 74446340), (10, 52112438), (14, 37223170), (20, 26056219), (28, 18611585), (35, 14889268), (70, 7444634), (71, 7339780), (103, 5059460), (140, 3722317), (142, 3669890), (206, 2529730), (284, 1834945), (355, 1467956), (412, 1264865), (497, 1048540), (509, 1023820), (515, 1011892), (710, 733978), (721, 722780), (994, 524270), (1018, 511910), (1030, 505946), (1420, 366989), (1442, 361390), (1988, 262135), (2036, 255955), (2060, 252973), (2485, 209708), (2545, 204764), (2884, 180695), (3563, 146260), (3605, 144556), (4970, 104854), (5090, 102382), (7126, 73130), (7210, 72278), (7313, 71260), (9940, 52427), (10180, 51191), (14252, 36565), (14420, 36139), (14626, 35630), (17815, 29252)]