265867760

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{10289}}^1$

素因数の和:10338

約数の個数: 80

約数和(自身を含む): 689018400

約数和(自身を除く): 423150640

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 34, 38, 40, 68, 76, 80, 85, 95, 136, 152, 170, 190, 272, 304, 323, 340, 380, 646, 680, 760, 1292, 1360, 1520, 1615, 2584, 3230, 5168, 6460, 10289, 12920, 20578, 25840, 41156, 51445, 82312, 102890, 164624, 174913, 195491, 205780, 349826, 390982, 411560, 699652, 781964, 823120, 874565, 977455, 1399304, 1563928, 1749130, 1954910, 2798608, 3127856, 3323347, 3498260, 3909820, 6646694, 6996520, 7819640, 13293388, 13993040, 15639280, 16616735, 26586776, 33233470, 53173552, 66466940, 132933880, 265867760]

約数ペア:

[(1, 265867760), (2, 132933880), (4, 66466940), (5, 53173552), (8, 33233470), (10, 26586776), (16, 16616735), (17, 15639280), (19, 13993040), (20, 13293388), (34, 7819640), (38, 6996520), (40, 6646694), (68, 3909820), (76, 3498260), (80, 3323347), (85, 3127856), (95, 2798608), (136, 1954910), (152, 1749130), (170, 1563928), (190, 1399304), (272, 977455), (304, 874565), (323, 823120), (340, 781964), (380, 699652), (646, 411560), (680, 390982), (760, 349826), (1292, 205780), (1360, 195491), (1520, 174913), (1615, 164624), (2584, 102890), (3230, 82312), (5168, 51445), (6460, 41156), (10289, 25840), (12920, 20578)]