82157320

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{167}}^1\times {\mathrm{251}}^1$

素因数の和:443

約数の個数: 96

約数和(自身を含む): 217183680

約数和(自身を除く): 135026360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 167, 196, 245, 251, 280, 334, 392, 490, 502, 668, 835, 980, 1004, 1169, 1255, 1336, 1670, 1757, 1960, 2008, 2338, 2510, 3340, 3514, 4676, 5020, 5845, 6680, 7028, 8183, 8785, 9352, 10040, 11690, 12299, 14056, 16366, 17570, 23380, 24598, 32732, 35140, 40915, 41917, 46760, 49196, 61495, 65464, 70280, 81830, 83834, 98392, 122990, 163660, 167668, 209585, 245980, 293419, 327320, 335336, 419170, 491960, 586838, 838340, 1173676, 1467095, 1676680, 2053933, 2347352, 2934190, 4107866, 5868380, 8215732, 10269665, 11736760, 16431464, 20539330, 41078660, 82157320]

約数ペア:

[(1, 82157320), (2, 41078660), (4, 20539330), (5, 16431464), (7, 11736760), (8, 10269665), (10, 8215732), (14, 5868380), (20, 4107866), (28, 2934190), (35, 2347352), (40, 2053933), (49, 1676680), (56, 1467095), (70, 1173676), (98, 838340), (140, 586838), (167, 491960), (196, 419170), (245, 335336), (251, 327320), (280, 293419), (334, 245980), (392, 209585), (490, 167668), (502, 163660), (668, 122990), (835, 98392), (980, 83834), (1004, 81830), (1169, 70280), (1255, 65464), (1336, 61495), (1670, 49196), (1757, 46760), (1960, 41917), (2008, 40915), (2338, 35140), (2510, 32732), (3340, 24598), (3514, 23380), (4676, 17570), (5020, 16366), (5845, 14056), (6680, 12299), (7028, 11690), (8183, 10040), (8785, 9352)]