137845520

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{1283}}^1$

素因数の和:1392

約数の個数: 80

約数和(自身を含む): 343906560

約数和(自身を除く): 206061040

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 79, 80, 85, 136, 158, 170, 272, 316, 340, 395, 632, 680, 790, 1264, 1283, 1343, 1360, 1580, 2566, 2686, 3160, 5132, 5372, 6320, 6415, 6715, 10264, 10744, 12830, 13430, 20528, 21488, 21811, 25660, 26860, 43622, 51320, 53720, 87244, 101357, 102640, 107440, 109055, 174488, 202714, 218110, 348976, 405428, 436220, 506785, 810856, 872440, 1013570, 1621712, 1723069, 1744880, 2027140, 3446138, 4054280, 6892276, 8108560, 8615345, 13784552, 17230690, 27569104, 34461380, 68922760, 137845520]

約数ペア:

[(1, 137845520), (2, 68922760), (4, 34461380), (5, 27569104), (8, 17230690), (10, 13784552), (16, 8615345), (17, 8108560), (20, 6892276), (34, 4054280), (40, 3446138), (68, 2027140), (79, 1744880), (80, 1723069), (85, 1621712), (136, 1013570), (158, 872440), (170, 810856), (272, 506785), (316, 436220), (340, 405428), (395, 348976), (632, 218110), (680, 202714), (790, 174488), (1264, 109055), (1283, 107440), (1343, 102640), (1360, 101357), (1580, 87244), (2566, 53720), (2686, 51320), (3160, 43622), (5132, 26860), (5372, 25660), (6320, 21811), (6415, 21488), (6715, 20528), (10264, 13430), (10744, 12830)]