51104380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:199

約数の個数: 96

約数和(自身を含む): 120839040

約数和(自身を除く): 69734660

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 68, 71, 73, 85, 116, 142, 145, 146, 170, 284, 290, 292, 340, 355, 365, 493, 580, 710, 730, 986, 1207, 1241, 1420, 1460, 1972, 2059, 2117, 2414, 2465, 2482, 4118, 4234, 4828, 4930, 4964, 5183, 6035, 6205, 8236, 8468, 9860, 10295, 10366, 10585, 12070, 12410, 20590, 20732, 21170, 24140, 24820, 25915, 35003, 35989, 41180, 42340, 51830, 70006, 71978, 88111, 103660, 140012, 143956, 150307, 175015, 176222, 179945, 300614, 350030, 352444, 359890, 440555, 601228, 700060, 719780, 751535, 881110, 1503070, 1762220, 2555219, 3006140, 5110438, 10220876, 12776095, 25552190, 51104380]

約数ペア:

[(1, 51104380), (2, 25552190), (4, 12776095), (5, 10220876), (10, 5110438), (17, 3006140), (20, 2555219), (29, 1762220), (34, 1503070), (58, 881110), (68, 751535), (71, 719780), (73, 700060), (85, 601228), (116, 440555), (142, 359890), (145, 352444), (146, 350030), (170, 300614), (284, 179945), (290, 176222), (292, 175015), (340, 150307), (355, 143956), (365, 140012), (493, 103660), (580, 88111), (710, 71978), (730, 70006), (986, 51830), (1207, 42340), (1241, 41180), (1420, 35989), (1460, 35003), (1972, 25915), (2059, 24820), (2117, 24140), (2414, 21170), (2465, 20732), (2482, 20590), (4118, 12410), (4234, 12070), (4828, 10585), (4930, 10366), (4964, 10295), (5183, 9860), (6035, 8468), (6205, 8236)]