42340880

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{191}}^1$

素因数の和:384

約数の個数: 80

約数和(自身を含む): 105421824

約数和(自身を除く): 63080944

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 163, 170, 191, 272, 326, 340, 382, 652, 680, 764, 815, 955, 1304, 1360, 1528, 1630, 1910, 2608, 2771, 3056, 3247, 3260, 3820, 5542, 6494, 6520, 7640, 11084, 12988, 13040, 13855, 15280, 16235, 22168, 25976, 27710, 31133, 32470, 44336, 51952, 55420, 62266, 64940, 110840, 124532, 129880, 155665, 221680, 249064, 259760, 311330, 498128, 529261, 622660, 1058522, 1245320, 2117044, 2490640, 2646305, 4234088, 5292610, 8468176, 10585220, 21170440, 42340880]

約数ペア:

[(1, 42340880), (2, 21170440), (4, 10585220), (5, 8468176), (8, 5292610), (10, 4234088), (16, 2646305), (17, 2490640), (20, 2117044), (34, 1245320), (40, 1058522), (68, 622660), (80, 529261), (85, 498128), (136, 311330), (163, 259760), (170, 249064), (191, 221680), (272, 155665), (326, 129880), (340, 124532), (382, 110840), (652, 64940), (680, 62266), (764, 55420), (815, 51952), (955, 44336), (1304, 32470), (1360, 31133), (1528, 27710), (1630, 25976), (1910, 22168), (2608, 16235), (2771, 15280), (3056, 13855), (3247, 13040), (3260, 12988), (3820, 11084), (5542, 7640), (6494, 6520)]