68922760

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{1283}}^1$

素因数の和:1390

約数の個数: 64

約数和(自身を含む): 166406400

約数和(自身を除く): 97483640

約数列:

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

約数ペア:

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