520571840

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{541}}^1$

素因数の和:686

約数の個数: 112

約数和(自身を含む): 1295180544

約数和(自身を除く): 774608704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 97, 124, 155, 160, 194, 248, 310, 320, 388, 485, 496, 541, 620, 776, 970, 992, 1082, 1240, 1552, 1940, 1984, 2164, 2480, 2705, 3007, 3104, 3880, 4328, 4960, 5410, 6014, 6208, 7760, 8656, 9920, 10820, 12028, 15035, 15520, 16771, 17312, 21640, 24056, 30070, 31040, 33542, 34624, 43280, 48112, 52477, 60140, 67084, 83855, 86560, 96224, 104954, 120280, 134168, 167710, 173120, 192448, 209908, 240560, 262385, 268336, 335420, 419816, 481120, 524770, 536672, 670840, 839632, 962240, 1049540, 1073344, 1341680, 1626787, 1679264, 2099080, 2683360, 3253574, 3358528, 4198160, 5366720, 6507148, 8133935, 8396320, 13014296, 16267870, 16792640, 26028592, 32535740, 52057184, 65071480, 104114368, 130142960, 260285920, 520571840]

約数ペア:

[(1, 520571840), (2, 260285920), (4, 130142960), (5, 104114368), (8, 65071480), (10, 52057184), (16, 32535740), (20, 26028592), (31, 16792640), (32, 16267870), (40, 13014296), (62, 8396320), (64, 8133935), (80, 6507148), (97, 5366720), (124, 4198160), (155, 3358528), (160, 3253574), (194, 2683360), (248, 2099080), (310, 1679264), (320, 1626787), (388, 1341680), (485, 1073344), (496, 1049540), (541, 962240), (620, 839632), (776, 670840), (970, 536672), (992, 524770), (1082, 481120), (1240, 419816), (1552, 335420), (1940, 268336), (1984, 262385), (2164, 240560), (2480, 209908), (2705, 192448), (3007, 173120), (3104, 167710), (3880, 134168), (4328, 120280), (4960, 104954), (5410, 96224), (6014, 86560), (6208, 83855), (7760, 67084), (8656, 60140), (9920, 52477), (10820, 48112), (12028, 43280), (15035, 34624), (15520, 33542), (16771, 31040), (17312, 30070), (21640, 24056)]