5211204520

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{379}}^1\times {\mathrm{2473}}^1$

素因数の和:3002

約数の個数: 64

約数和(自身を含む): 11845512000

約数和(自身を除く): 6634307480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 379, 556, 695, 758, 1112, 1390, 1516, 1895, 2473, 2780, 3032, 3790, 4946, 5560, 7580, 9892, 12365, 15160, 19784, 24730, 49460, 52681, 98920, 105362, 210724, 263405, 343747, 421448, 526810, 687494, 937267, 1053620, 1374988, 1718735, 1874534, 2107240, 2749976, 3437470, 3749068, 4686335, 6874940, 7498136, 9372670, 13749880, 18745340, 37490680, 130280113, 260560226, 521120452, 651400565, 1042240904, 1302801130, 2605602260, 5211204520]

約数ペア:

[(1, 5211204520), (2, 2605602260), (4, 1302801130), (5, 1042240904), (8, 651400565), (10, 521120452), (20, 260560226), (40, 130280113), (139, 37490680), (278, 18745340), (379, 13749880), (556, 9372670), (695, 7498136), (758, 6874940), (1112, 4686335), (1390, 3749068), (1516, 3437470), (1895, 2749976), (2473, 2107240), (2780, 1874534), (3032, 1718735), (3790, 1374988), (4946, 1053620), (5560, 937267), (7580, 687494), (9892, 526810), (12365, 421448), (15160, 343747), (19784, 263405), (24730, 210724), (49460, 105362), (52681, 98920)]